ZoomInfo vs Apollo.io: Definitions, Features, Similarities, and Differences

ZoomInfo vs Apollo.io comparison

Below is a comparison table of ZoomInfo and Apollo.io to understand their features, such as pricing, accuracy, API integration, compliance, and support.

What is ZoomInfo?

ZoomInfo is a GTM (Go-to-Market) intelligence platform that helps companies identify, connect, and engage with potential prospects. ZoomInfo uses artificial intelligence and a dedicated team of researchers to maintain accurate and up-to-date profiles while ensuring data privacy and GDPR compliance. This platform helps businesses generate high-quality leads, conduct market research, and improve sales intelligence. 

Sales, marketing, and revenue teams use ZoomInfo to identify prospects, personalize outreach, find new revenue opportunities, and enrich existing customer data for better decision-making. ZoomInfo's solutions use sales intelligence, marketing automation, data enrichment, and talent sourcing, which make it valuable for sales, marketing, recruiting, and revenue operations professionals across industries and company sizes.

How does ZoomInfo work?

ZoomInfo works by collecting business data from multiple sources to build comprehensive business profiles. It gathers data through web crawling of public websites, business directories, press releases, SEC (Securities and Exchange Commission) filings, professional networking platforms, news articles, and job postings. ZoomInfo uses data partnerships with third-party providers and community contributions where users share contact information. 

ZoomInfo uses artificial intelligence, machine learning, and natural language processing to verify, analyze, and enrich the collected data. These technologies improve data accuracy by detecting patterns, eliminating duplicates, and validating information continuously. This B2B prospecting platform easily integrates with CRMs and marketing automation platforms such as HubSpot and Salesforce.

What is Apollo.io?

Apollo.io is an end-to-end AI sales platform that has all the features, integrations, and training businesses need to grow. Apollo.io integrates sales engagement tools like email sequencing, automated dialing, call recording, and analytics into a unified platform to simplify sales workflows from prospecting to closing. It automates and optimizes the sales process by delivering accurate, actionable leads combined with AI-driven insights and outreach automation.

Important Context: Apollo.io’s LinkedIn company page was delisted due to reported violations of LinkedIn’s platform policies in early 2025. The reason was their data usage practice, and its services continue to operate, but now some users and industry observers question the platform’s alignment with long-term compliance standards. Businesses that evaluate Apollo must consider this when choosing tools that rely on third-party data for lead generation.

How does Apollo.io work?

Apollo.io works by allowing users to search and filter through a large database of over 200 million contacts and millions of companies, using advanced filters such as technologies used, funding received, and website traffic, to target ideal prospects. Users create and automate multi-channel outreach campaigns via Apollo Sequences. This is an automated series of touchpoints that includes emails (manual or automated), calls using Apollo’s built-in dialer, and LinkedIn tasks like connecting and messaging. Apollo.io users also customize the order, timing, and content of each step and use AI to generate personalized email drafts and optimize outreach.

What are the features of ZoomInfo?

The features of ZoomInfo include contact list building, sales automation, data accuracy, CRM integration, data enrichment, an extensive contact database, automated workflows, and AI-powered insights.

The features of ZoomInfo are listed below.

• Contact list building: ZoomInfo provides access to one of the industry’s largest and most accurate databases of business contacts and companies. Users build targeted contact lists using advanced filters like industry, company size, job titles, technologies used, and more. 
• ZoomInfo Chrome extension: The B2B platform has a ZoomInfo Chrome extension, which allows users to instantly gather contact and company data directly from LinkedIn profiles, company websites, and other online platforms without leaving their browser.
• Sales automation: ZoomInfo automates routine sales tasks such as lead qualification, routing, and follow-up actions through intelligent workflows. This automation reduces manual work and helps sales teams focus on high-value activities. Automated routing assigns leads to the most appropriate representatives based on territory or account fit.
• Data accuracy: This B2B prospecting platform utilizes machine learning and human verification to provide up-to-date and reliable data to businesses. Continuous validation minimizes errors and helps businesses avoid reaching out to the wrong prospects or wasting time on outdated or incorrect contact information. ZoomInfo supports confident outreach and helps businesses close more deals faster.
• CRM integration: ZoomInfo integrates smoothly with major CRM systems like Salesforce, Harke Hanks, and HubSpot to allow enriched and updated contact records to flow directly into the workflows sales and marketing teams already use. This integration reduces time spent on manual data transfer and improves collaboration between the sales and marketing teams.
• Data enrichment: ZoomInfo also enriches your existing CRM records by adding missing or updated details such as direct emails, phone numbers, and organizational changes. This process improves the depth and quality of business profiles, which allows highly personalized prospecting and makes the outreach campaigns successful.
• Extensive contact database: This B2B prospecting platform contains over 321 million professional contacts with broad coverage across industries, such as technology and healthcare. This extensive reach allows users to build detailed target lists and benefit from new market opportunities. The database includes detailed firmographic, technographic, and intent data and provides a full view of potential customers.
• Automated workflows: ZoomInfo simplifies sales and marketing processes through automated workflows according to real-time buying signals and account behavior. These workflows automatically prioritize high-potential leads and fast-track them through the sales funnel, which reduces manual effort and accelerates the pipeline velocity. Automation includes lead enrichment, routing, notifications, and email outreach based on user-defined criteria.
• AI-powered insights: ZoomInfo uses artificial intelligence to provide predictive analytics, buyer intent signals, and lead scoring capabilities. These AI-driven insights allow teams to identify the most promising prospects, benefit from hidden revenue opportunities, and work on outreach strategies. The platform uses machine learning to analyze data patterns and predict account behavior.

What are the features of Apollo.io?

The features of Apollo.io include a contact database, data accuracy, advanced search filters, AI-powered lead suggestions, sales tool integrations, Zapier integration, Chrome extension, bulk lookup and export, and team collaboration.

The features of Apollo.io are discussed below.

• Contact database: Apollo.io is a cold email software that provides a large contact database with over 265 million contacts, 165 million emails, and 120 million phone numbers. This extensive database includes rich company profiles and validated emails and phone numbers, which allow users to identify and connect with ideal prospects. Businesses use this vast resource to support extensive outreach campaigns as well as targeted niche marketing.
• Data accuracy: Apollo.io constantly refines data accuracy through its proprietary verification system and multiple sources to provide valid, up-to-date emails and phone numbers. This platform regularly refreshes data in real time, which helps reduce bounce rates and increase engagement. Apollo also supports manual verification and third-party validation to improve the success of outreach campaigns.
• Advanced search filters: Apollo.io allows users to precisely divide prospects by criteria such as industry, company size, role, geography, technology stack, and more. These detailed filters allow highly targeted lead generation efforts customized according to specific buyer personas or market segments. The advanced search functionality provides control over building custom lists that match exact outreach needs.
• AI-powered lead suggestions: Apollo.io uses artificial intelligence to analyze user behavior and historical data to suggest high-quality leads most likely to engage. AI recommendations help prioritize prospects based on factors like engagement likelihood. This feature maximizes sales team productivity by focusing efforts on the most promising contacts.
• Custom prospect lists: Users create and save personalized prospect lists based on search criteria and campaign goals. Businesses have the option to refine these lists over time, share them with their team members, and export them easily for outreach. Custom lists provide organization and workflow efficiency by grouping ideal leads for targeted engagement and follow-up.
• Email and phone verification: Apollo.io offers built-in email and phone number verification to confirm contact information is valid and deliverable. This feature helps minimize bounce rates and improve outreach success by verifying data quality before launching campaigns. It also identifies the outdated contacts to maintain a valid and accurate list.
• Intent data: Apollo.io provides insights into prospect behavior and identifies which companies or contacts are actively researching related products or services. Intent data allows users to identify in-market buyers and customize messaging based on their interests. This data helps users work on more personalized and timely outreach strategies.
• In-app outreach tools: Apollo.io includes multi-channel outreach capabilities such as email sequencing, automated dialing, and call tracking directly within the platform. Users manage campaigns, track engagement, and follow up with prospects efficiently without needing third-party software. These integrated outreach tools make the workflow smooth and help accelerate deal cycles.
• CRM integrations: Apollo.io integrates with leading CRMs like Salesforce, HubSpot, and others, which allow smooth synchronization of contact data and outreach activities. These integrations direct enriched prospect information and engagement history into the CRM, which supports unified sales workflows and reporting.
• Apollo.io Chrome extension: This platform provides an Apollo.io Chrome extension that allows users to find verified emails and phone numbers, build lead lists, and access contact details directly from LinkedIn, Gmail, Salesforce, HubSpot, and websites.

What is the difference between the integrations of ZoomInfo and Apollo.io?

The difference between the integrations of ZoomInfo and Apollo.io is that ZoomInfo integrates with several CRMs, but Apollo.io only integrates with a limited number of them. 

The differences between the integrations of ZoomInfo and Apollo.io are listed below.

• ZoomInfo integrations: ZoomInfo integrates with several CRMs such as Marketo, HubSpot, Harte Hanks, PipeDrive, Oracle, and Microsoft Dynamics 365. This B2B prospecting platform also integrates with Microsoft Dynamics 365 for Chorus, Salesforce, People.ai, Top Echelon, SpringDB, SugarCRM, and Zoho.
• Apollo.io integrations: Apollo.io integrates with only a few CRMs, such as Salesforce, Pipedrive, Ask Steve, HubSpot, Recruitly, Warmly, and Relay.app.

What are the similarities between ZoomInfo and Apollo.io?

The similarities between ZoomInfo and Apollo.io are that they are both B2B lead generation platforms, support email and phone lookup, include API access and custom workflows, and comply with GDPR. 

The similarities between ZoomInfo and Apollo.io are listed below.

• B2B lead generation platforms: ZoomInfo and Apollo.io are both sales prospecting tools that support B2B sales and marketing teams. Both platforms provide access to extensive databases of contacts and companies, which help businesses identify, engage, and convert ideal prospects through data-driven insights and automation.
• Support email and phone lookup: Both B2B prospecting platforms allow users to perform precise email and phone number lookups to find verified contact information. This feature supports sales outreach, which helps users connect with decision-makers using accurate and up-to-date communication details. Reliable email and phone lookup reduces bounce rates and improves the success of campaigns. 
• Provide advanced search filters: ZoomInfo and Apollo.io provide advanced search filters, which allow users to filter prospects by numerous criteria such as industry, company size, job title, technologies used, revenue, and more. These advanced filters help sales teams create highly targeted lead lists according to buyer personas, which makes the prospecting efforts successful.
• Include CRM integrations: These B2B platforms integrate with popular CRM systems like Salesforce and HubSpot, which allow synchronized data flow between the lead generation tools and CRM environments. These integrations help users update the contact data and engagement histories, which improves marketing workflows and simplifies pipeline management.
• Offer email sequencing: ZoomInfo and Apollo.io provide built-in email sequencing tools that automate multi-step email outreach campaigns. Users need to schedule personalized email sequences with automatic follow-ups based on recipient actions such as opens or replies. This feature helps nurture leads while saving time and improving engagement rates.
• Sales engagement tools: These B2B prospecting platforms contain sales engagement tools such as calling capabilities, task management, and activity tracking. These tools support multi-channel outreach, simplify communication, and provide analytics on interactions to optimize sales workflows. Sales engagement features are designed to boost sales representatives' productivity and maximize prospect connections.
• Support bulk search: ZoomInfo and Apollo.io allow users to perform bulk searches by uploading lists or using batch query functions to find or enrich contact information for multiple records simultaneously. This bulk operation capability supports large-scale campaigns and data hygiene efforts, and saves time compared to individual lookups.
• Data export/enrichment: Both tools allow data export in multiple formats, such as CSV, so users can download verified contact and company data for offline analysis or import it into other tools. They also support ongoing data enrichment by adding or updating missing details in existing records to maintain data accuracy across sales and marketing systems.
• Provide intent data: ZoomInfo and Apollo.io incorporate buyer intent data into their databases, which signals when prospects or companies are actively researching related products or services. This insight helps prioritize outreach to those showing purchase intent, which allows more timely and relevant engagement that increases the chances of conversion.
• Include API access and custom workflows: Both B2B platforms offer API access, which allows technical teams to build custom integrations and workflows according to unique business processes. This flexibility allows companies to extend platform capabilities, automate data syncs, and integrate lead generation into broader operational systems for maximum efficiency.
• Are GDPR compliant: ZoomInfo and Apollo.io comply with GDPR and other relevant data privacy regulations, which confirms that they handle user data with appropriate security and consent protocols. This compliance protects both the platforms and their customers by adhering to privacy standards necessary for global data operations, especially in European markets.

What are the differences between ZoomInfo and Apollo.io?

The differences between ZoomInfo and Apollo.io are in data depth, pricing, data accuracy, integrations, search capabilities, and use cases.

The differences between ZoomInfo and Apollo.io are mentioned below.

• Data depth: ZoomInfo offers extensive data coverage, such as detailed technographic, firmographic, and buyer intent data. It focuses on medium-market to enterprise-level accounts, and offers rich data sets with frequent updates and human verification. Apollo.io also has a large database, but it relies more on user-contributed data and has less depth in certain areas, such as phone number verification and global coverage.
• Pricing: ZoomInfo does not offer transparent pricing and uses customized pricing models starting from $14,995 per year, while Apollo.io offers transparent pricing, which starts around $49 per month. Apollo.io also includes a free plan, which makes it perfect for startups and businesses with a limited budget.
• Data accuracy: ZoomInfo’s data is more accurate because it combines AI, machine learning, and manual validation, and it provides updated and highly reliable contact details. Apollo.io’s data accuracy varies and is sometimes criticized for weaker email verification and missing direct phone numbers. Apollo’s reliance on user input contributes to potential inconsistencies, especially in regions outside North America.
• Integrations: Both B2B platforms provide CRM integrations, but ZoomInfo integrates with several CRMs, such as Oracle, HubSpot, Salesforce, and Harte Hanks. Apollo.io provides limited integrations with Salesforce, PipeDrive, Ask Steve, HubSpot, and Recruitly. ZoomInfo is suitable for big business teams where deep integrations with a wide tech stack are required, while Apollo.io is preferred for individuals and smaller teams.
• Search capabilities: ZoomInfo offers more advanced search filters, which allow specific segmentation by technologies used, company financials, and buyer intent. Its search tools are suitable for complex enterprise requirements for precise targeting. Apollo.io offers advanced filtering, but focuses more on combining search with outreach automation and personalized engagement.
• Use cases: ZoomInfo is best suited for larger enterprises, data-driven sales organizations, and firms that need account research, data enrichment, and detailed buying insights. Its platform supports complex sales workflows requiring accurate intent data and multi-threaded account strategies. Apollo.io is for small to medium-sized businesses and startups looking for a user-friendly, cost-effective platform that integrates lead generation with in-app outreach tools for faster prospect engagement.

What are the use cases of ZoomInfo?

The use cases of ZoomInfo include technology companies, financial services firms, marketing and sales teams at companies, sports and entertainment organizations, and sales and marketing agencies.

The use cases of ZoomInfo are mentioned below.

• Technology companies: Technology companies use ZoomInfo to identify and reach potential customers, analyze market trends, and deliver technographic data. This helps them personalize their outreach based on the technologies their prospects and competitors use. They use ZoomInfo for lead generation and streamline sales cycles by targeting the right decision-makers.
• Financial services firms:  Financial services firms use ZoomInfo to obtain correct and current data on CFOs and essential decision-makers. They utilize detailed company profiles and intent data to identify opportunities for cross-selling and upselling financial products. ZoomInfo helps these firms comply with regulations by providing trustworthy data sources such as verified emails and phone numbers.
• Marketing and sales teams at companies: Marketing and sales teams across various industries use ZoomInfo to build targeted prospect lists, enrich existing CRM data, and run personalized multi-channel campaigns. The platform also provides AI-powered insights that help prioritize accounts with the greatest buying intent and improve conversion rates.
• Partner relationship management companies: Partner relationship management companies use ZoomInfo to identify potential partner organizations, discover new channel opportunities, and manage relationships with partner accounts. This helps businesses partner with relationship management companies to identify cross-selling and co-selling opportunities.
• Enterprise SaaS firms:  Enterprise SaaS firms use ZoomInfo to conduct in-depth market segmentation and buyer intent analysis, which helps them prioritize high-value targets and accelerate deal cycles. They use the platform to find hidden stakeholders within accounts and gather competitive intelligence.
• Sports and entertainment organizations: Sports and entertainment organizations use ZoomInfo to identify potential sponsorships, media partnerships, and marketing opportunities. ZoomInfo’s contact database allows sports and entertainment organizations to reach out to decision-makers in relevant industries such as advertising, media, and hospitality.
• Sales and marketing agencies: Sales and marketing agencies depend on ZoomInfo for accurate B2B data to support client campaigns across industries. They use the platform for lead generation, data enrichment, list segmentation, and multi-channel outbound programs. AI-powered workflows help them close high-quality leads and achieve measurable results for their clients.

What are the use cases of Apollo.io?

The use cases of Apollo.io are B2B companies, Startups, SMEs, large enterprises, marketing teams, and account executives.

The use cases of Apollo.io are mentioned below.

• B2B companies: B2B companies use Apollo.io to access detailed contact data to maximize their prospecting and outreach efforts. The platform facilitates lead generation, data enrichment, and efficient pipeline management. It allows B2B companies to improve sales targeting and maximize their revenue growth.
• Startups and SMEs: Startups and small to medium-sized businesses use Apollo.io to quickly build targeted prospect lists and automate multi-channel outreach to save their time and resources. The platform’s cost-effective tools help users simplify customer acquisition processes.
• Large enterprises: Large enterprises utilize Apollo.io for scalable sales intelligence, which allows them to make decisions based on data. It supports account prioritization, team collaboration, and personalized outreach strategies that minimize the chances of bounced emails.
• Marketing teams: Marketing teams use Apollo.io to identify ideal customer profiles and segment audiences for highly personalized campaigns. They use intent data and engagement insights to refine their messaging and improve overall conversion rates. 
• Account executives: Account executives use Apollo.io to get real-time prospect insights and automate their workflows to increase efficiency. The platform helps users to prioritize high-quality leads and personalize communication with businesses to increase engagement.

What are the benefits of ZoomInfo?

The benefits of ZoomInfo are to provide accurate, updated contact data, enable targeted lead generation, alert on key prospect actions, integrate with major CRMs, and provide training and support.

The benefits of ZoomInfo are mentioned below.

• Provide accurate, updated contact data: ZoomInfo offers one of the most frequently updated B2B contact databases from user contributions, news, and filings. It combines AI, machine learning, and human verification to provide accurate contact details. This accuracy reduces wasted effort on outdated leads, which allows sales teams to connect with the decision-makers.
• Enable targeted lead generation: ZoomInfo contains strong filters such as company size and location, and allows targeting of your ideal customer profiles. This helps users find relevant decision-makers and buying groups, which maximizes the effectiveness of campaigns and increases conversion rates. It supports account-based marketing by providing insights across multiple stakeholders in accounts.
• Boost sales: ZoomInfo integrates with CRM and sales tools such as HubSpot and Salesforce to automate workflows such as lead enrichment, routing, and task management. AI-powered insights prioritize the best prospects and recommend next-best actions, which allow sales teams to focus efforts on decision-makers. Organizations using ZoomInfo report faster deal closures and improved pipeline growth due to an increase in sales.
• Analyze sales calls for insights: This B2B prospecting platform offers call recording and analytics tools that allow sales teams to evaluate interactions and identify winning techniques, customer objections, and training opportunities. These insights help improve sales messaging, representatives' performance, and overall team effectiveness through data-driven coaching.
• Identify website visitors: ZoomInfo’s intent data and visitor identification features reveal companies researching a user’s website, even anonymously. This allows sales and marketing teams to engage prospects early in the buying cycle, capitalize on buying signals, and find inbound leads that might otherwise go unnoticed.
• Automate outreach and CRM updates: ZoomInfo automates the enrichment and syncing of contact and account data to CRMs such as HubSpot and Salesforce, triggers real-time follow-ups, and routes leads based on criteria such as company size and demographics. This automation reduces manual data entry, prevents lead leakage, keeps team workflows aligned, and helps businesses close more leads easily.
• Alert on key prospect actions: ZoomInfo sends real-time alerts for important prospect events such as job changes, funding, or a rise in buyer intent. These timely notifications allow personalized outreach when prospects are most receptive, which increases engagement success and helps to close more deals. 
• Integrate with major CRMs: This B2B prospecting tool integrates with major CRMs such as HubSpot, Zoho, and Salesforce for consistent data flow and manages the sales workflow. CRM integration simplifies pipeline management, reporting, and marketing automation, and helps teams work with accurate, up-to-date prospect information.
• Provide training and support: ZoomInfo contains several training resources, such as the AI Prompt Playbook, Go-To-Market series, and advanced LLM (Large Language Models). The B2B prospecting platform also offers webinars and live training to help teams quickly adopt best practices, optimize platform use, and maximize the return on investment in ZoomInfo’s sales intelligence and automation tools. Users get support by filling out the form or directly calling the number mentioned on the website.

What are the drawbacks of ZoomInfo?

The drawbacks of ZoomInfo include that it charges high prices with costly add-ons, enforces strict and unclear contracts, requires time to learn due to the complex UI, offers limited customer support, delivers unreliable intent and email data, and misses data on smaller companies.

The disadvantages of ZoomInfo are mentioned below.

• Charge high prices with costly add-ons: ZoomInfo charges high prices, which start at $14,995 per year, and they rise when companies add additional user data credits and advanced features. ZoomInfo users have occasionally reported unexpected costs from add-ons such as intent data, organizational charts, and improved analytics.
• Enforce strict and unclear contracts: ZoomInfo enforces strict and unclear contracts with only an annual subscription plan. This B2B platform automatically renews the contract if you do not cancel it before the cancellation deadline. Users frequently report difficulties in contract termination and unexpected price increases at renewal.
• Require time to learn due to the complex UI: ZoomInfo has a complex interface, which requires sales teams to learn first or regularly seek help from the IT team. Smaller teams that do not have an IT department find it difficult to learn and use ZoomInfo, which decreases the productivity of the sales teams.
• Offer limited customer support: The customer support from ZoomInfo’s team is very limited, which delays the resolution of technical issues. Support responsiveness varies, and higher-tier plans are necessary to access premium services. Limited support impacts smaller businesses more negatively, as they lack internal resources to handle the issues themselves.
• Deliver unreliable intent and email data: This B2B platform promises accuracy, but the contact information, such as intent and email data, is highly inaccurate. ZoomInfo users have also reported email validity issues, such as bounced emails and spam traps, which make the outreach process ineffective.
• Miss data on smaller companies: ZoomInfo primarily focuses on medium-market and enterprise accounts, and does not cover data on small businesses and startups. This gap limits its usefulness for sales teams that plan on targeting smaller organizations or emerging markets. 

What are the benefits of Apollo.io?

The benefits of Apollo.io are that it offers an extensive B2B contact database, integrated sales engagement tools, affordable pricing for small to medium-sized businesses, ease of use, intent data for better targeting, and team collaboration features.

The benefits of Apollo.io are mentioned below.

• Extensive B2B contact database: Apollo.io has an extensive B2B database continuously updated database with over 275 million contacts and 73 million company profiles worldwide. This extensive resource allows users to find verified emails, phone numbers, and detailed company information across multiple industries.
• Integrated sales engagement tools: Apollo.io combines lead generation with built-in sales engagement features, such as email sequencing, automated dialing, call recording, and real-time analytics. These integrated tools allow users to manage outreach campaigns directly within the platform, which reduces the need for multiple disconnected applications.
• Advanced filtering options: This B2B platform provides over 65 deep filters that allow segmentation based on firmographics, technographics, behavior, geography, and more. These advanced filters encourage sales and marketing teams to create highly targeted prospect lists according to ideal customer profiles and market segments, which maximizes conversion rates and campaign efficiency.
• Automated email sequencing: Apollo.io automates multi-step email campaigns, scheduling personalized sequences with follow-ups based on recipient behavior such as opens, clicks, or replies. This automation nurtures prospects consistently without manual intervention, which increases engagement and saves time for the sales teams.
• AI-powered features: Apollo.io uses artificial intelligence for lead scoring, personalized messaging suggestions, and predictive insights that improve prospect targeting and engagement. AI helps users identify the most promising leads and recommend the next best actions, which maximizes the conversion rates.
• CRM integration for seamless workflows: Apollo.io integrates with popular CRMs like Salesforce, HubSpot, and Zoho, which makes the data flow smooth and maintains up-to-date contact records across systems. This connectivity makes the prospecting, outreach, and pipeline management process smooth and maximizes team productivity.
• Affordable pricing for small to medium-sized teams: Apollo.io offers transparent, budget-friendly pricing plans starting as low as $49 per user per month, and also includes a free tier with basic features. This affordability makes it accessible to startups and growing businesses that need enterprise-grade features without high costs.
• Ease of use: Apollo.io has a user-friendly interface that allows sales representatives and marketers to start using the B2B platform quickly. Its user-friendly design reduces training time and makes it easier to execute complex sales sequences and data searches.
• Intent data for better targeting: This platform incorporates buyer intent data to identify prospects actively researching relevant products or services. This insight helps users in timely, contextually relevant outreach that resonates with prospects' current needs and increases the likelihood of engagement. Intent data helps prioritize leads and optimize marketing and sales spend.
• Team collaboration features: Apollo.io facilitates team collaboration through shared contact lists, sequence templates, and dashboards. These tools encourage knowledge sharing, simplify campaign coordination, and maximize accountability by providing visibility into team activities.

What are the drawbacks of Apollo.io?

The drawbacks of Apollo.io are data accuracy issues, credit limits, limited LinkedIn outreach features, billing problems, duplicate records when syncing with CRM, a steep learning curve due to complexity, and inaccurate email tracking.

The drawbacks of Apollo.io are mentioned below.

• Data accuracy issues: Apollo.io’s data is occasionally inaccurate, such as outdated numbers and irrelevant email addresses. The database relies partly on user contributions and third-party data, which leads to occasional errors or outdated records. This impacts outreach effectiveness and causes higher bounce rates, and wastes the efforts of sales teams. 
• Credit limits: Apollo.io uses a credit-based system where accessing detailed contact information consumes credits. Users often face limitations due to insufficient credits, especially if they run large-scale prospecting campaigns. This slows down lead generation or requires frequent credit purchases, which increases the operational costs.
• Limited LinkedIn outreach features: Apollo.io has limited native LinkedIn automation and outreach capabilities. Users cannot perform advanced LinkedIn messaging, connection requests, or automated follow-ups within the platform. Businesses need to rely on external LinkedIn tools for multi-channel prospecting and invest in additional software like an email provider.
• Billing problems: Some Apollo.io users have experienced issues related to billing, such as unexpected charges, difficulties in canceling subscriptions, or unclear invoicing. These problems cause frustration and mistrust, especially for small businesses with strict budget controls.
• Duplicate records when syncing with CRM: Syncing data between Apollo.io and CRMs like Salesforce or HubSpot sometimes results in duplicate contact or company records. This duplication causes confusion, inaccurate reporting, and extra effort to manually clean data when syncing with CRM.
• Steep learning curve due to complexity: This B2B prospecting platform’s complexity makes it difficult to use without learning it. Sales representatives and marketers often need significant training and time to learn the various functionalities, such as sequence building, data filtering, and analytics.
• Inaccurate email tracking: The email tracking process of Apollo.io is occasionally inaccurate, such as delays in open and click notifications or missed activity records. This makes it harder to optimize email sequences based on real engagement data.

What is Zoominfo's database quality?

ZoomInfo’s database has an accuracy rate of 90-98%, which the platform maintains through machine learning technologies and AI. This B2B prospecting platform uses a combination of automated processes and human checks to update contact and company records. 

ZoomInfo focuses on data reliability by combining data from ethical sources and proprietary databases, maintains strict compliance with privacy regulations such as CCPA and GDPR, and allows users to request the removal of their data. ZoomInfo provides high-quality and accurate data so sales and marketing teams of organizations can make informed decisions before outreaching.

What is Apollo.io's database quality?

Apollo.io’s database has a 91% email accuracy rate and less than 1% invalid direct phone numbers, as its multi-step verification processes check emails and direct phone numbers in real-time. Apollo has a strong database due to over 2 million data contributors. This B2B prospecting platform runs verification checks against connected inboxes, CSV uploads, and CRMs such as HubSpot and Salesforce. This B2B platform continuously refreshes contact and company details whenever new data signals, such as job changes or updated contact info, are detected.

What are the pricing plans of ZoomInfo?

The pricing plans of ZoomInfo are Lite, Professional, Advanced, and Elite. Each plan of ZoomInfo offers a different number of credits.

These ZoomInfo pricing plans are listed below.

• Lite plan: ZoomInfo’s Lite plan costs $0 and allows users to sign up and start using the platform. There is a form on ZoomInfo’s website that you need to fill out and submit to access the Lite plan.
• Professional plan: ZoomInfo’s Professional plan costs $14,995 per year and offers 5,000 annual bulk credits. Adding additional users requires a payment of $1,500 each, but a discount applies when there are more than 20 users.
• Advanced plan: ZoomInfo’s Advanced plan costs $24,995 annually and offers 10,000 annual bulk credits. The number of credits per month is 1000, and the Advanced plan fee increases to $2,500 for larger teams.
• Elite plan: ZoomInfo’s Elite plan costs $39,995 per year and offers 10,000 annual bulk credits, with 1,000 monthly credits per user. The user fee is the same as the Advanced plan, but the Elite plan has advanced features, such as accurate contact data and advanced candidate search.

What are the pricing plans of Apollo.io?

The pricing plans of Apollo.io are Free, Basic, Professional, and Organization. The number of credits per user increases as you upgrade the plan.

These Apollo.io pricing plans are listed below.

• Free plan: The Free plan of Apollo.io costs $0 and offers 1,200 credits per user, along with basic filters, prospecting, Gmail, and Salesforce extensions.
• Basic plan: The Basic plan of Apollo.io costs $49 annually and offers 2,500 credits per user and features such as advanced filters, CRM integrations, meeting scheduling, 6 Intent Topics and Intent Filters, and enrichment for data and CRM.
• Professional plan: The Professional plan of Apollo.io costs $79 annually and offers 48,000 credits per user and features such as unlimited sequences, automated workflows, US dialer, and 5 mailboxes per user.
• Organization plan: The Organization plan of Apollo.io costs $119 annually and offers call recordings and AI insights (8,000 mins), pre-built advanced reports and dashboards, 

customizable reports and dashboards, advanced security configurations, and SSO (Single Sign-on).

What is the best alternative to ZoomInfo and Apollo.io?

The best alternative to ZoomInfo and Apollo.io is BookYourData since it offers 24/7 support from a live customer success team to answer queries and resolve issues. This is one of Apollo.io’s competitors that has a 97% data accuracy guarantee for both email and phone numbers and offers access to over 250 million business contacts across 200+ countries.

BookYourData allows its users to build targeted B2B email lists in seconds using over 100 filters such as company size, demographics, and job title. This is one of those ZoomInfo competitors that offer an advanced API for integrating BookYourData's data into CRM and marketing platforms such as HubSpot and Salesforce.

G2 comparison for BookYourData, Apollo, and ZoomInfo

Source: https://www.g2.com/compare/apollo-io-vs-bookyourdata-vs-zoominfo-sales

BookYourData is the best choice for beginners since it has a user-friendly interface that serves 20,000 users globally. It allows users to find email addresses of companies by using their names and URLs. BookYourData users search in bulk, download contact information of their prospects for later use, and create targeted pitches. It does not compromise on accuracy and uses a triple-verification data process, which includes automated verification, manual research, and AI-driven validation.

📌 Latest Comparison – Bookyourdata vs. Apollo: Watch this video to see how Bookyourdata stacks up against Apollo.io!

Which is better for B2B sales: ZoomInfo or Apollo.io?

ZoomInfo is better for B2B sales if you are a medium-sized or large enterprise team that requires the highest data accuracy, deep technographic and intent insights, advanced buyer signals, and extensive integrations across a large tech stack.

Apollo.io is better for B2B sales if you are a startup, small business, or budget-conscious team because it combines a large B2B contact database with built-in email sequencing, dialing, and outreach automation in one platform.

Is Apollo.io good for startups and small to medium-sized businesses?

Yes, Apollo.io is good for startups and small to medium-sized businesses that need advanced filters and CRM integrations with platforms like HubSpot and Salesforce. Apollo.io also helps to schedule meetings and provides customizable reports and dashboards. 

Does Apollo.io use AI for lead generation?

Yes, Apollo.io uses AI for lead generation by offering advanced filters and automating the entire workflow. It helps marketing and sales teams find prospect data and personalize outreach messages to connect with potential customers and convert them.

Is Apollo.io better than LinkedIn Sales Navigator?

Yes, Apollo.io is better than LinkedIn Sales Navigator as it helps large teams that need to reach out to their prospects in large numbers, especially in the US market. LinkedIn Sales Navigator is for teams that focus on relationship-based selling and value warm introductions before pitching them.

Is BookYourData better than Apollo.io?

Yes, BookYourData is better than Apollo.io as BookYourData offers a 97% accuracy guarantee, while Apollo.io only offers a 91% email accuracy rate and less than 1% invalid direct phone numbers. Users often choose BookYourData over Apollo.io since it uses a triple data verification process that combines automated verification, manual research, and AI-driven validation.

Can Apollo.io improve cold email success rates?

Yes, Apollo.io can improve cold email success rates by providing access to millions of verified professional contacts and advanced filtering to build highly targeted prospect lists. Its automated email sequencing and follow-up features provide consistent, multi-step outreach without manual effort.

Can Apollo.io improve B2B sales?

Yes, Apollo.io can improve B2B sales by combining an extensive, verified contact database with AI-powered tools for intelligent lead discovery and personalized engagement. This B2B prospecting platform helps with its multi-channel outreach capabilities to allow sales teams to connect with prospects via email, phone, and social media.

Is Apollo.io better than RocketReach for B2B prospecting?

Yes, Apollo.io is better than RocketReach for B2B prospecting as it contains more features, such as automation and personalization, while RocketReach is perfect for users who need simple contact lookups and higher email accuracy. 

Is ZoomInfo better than RocketReach for B2B prospecting?

Yes, ZoomInfo is better than RocketReach for B2B prospecting, as ZoomInfo provides a database of over 321 million professional contacts and contains training material to help users learn how to use the tool. The main reason why businesses find ZoomInfo better than RocketReach is that it also integrates with several CRMs, such as Harte Hanks, People.ai, and Salesforce, while RocketReach integrates with limited CRMs, such as Salesloft, Salesforce, Outreach, Bullhorn, and Zapier.

What is the main difference between Lusha and ZoomInfo?

The main difference between Lusha and ZoomInfo is that Lusha offers transparent pricing while ZoomInfo’s pricing is custom. Another major difference between Lusha and ZoomInfo is that Lusha targets small businesses and startups, while ZoomInfo targets medium-sized to larger enterprises.

How can ZoomInfo and Apollo be compared?

ZoomInfo and Apollo.io can be compared on the basis of pricing, data accuracy, and search capabilities. The major difference between ZoomInfo and Apollo.io is that ZoomInfo is best suited for larger enterprises, while Apollo.io is for startups and small businesses.

How does BookYourData compare to ZoomInfo in terms of data quality and lead generation for B2B sales?

BookYourData compares to ZoomInfo in terms of data quality and lead generation for B2B sales, as BookYourData offers a 97% data accuracy rate and ZoomInfo offers an accuracy rate of 90-98%. The main reason why businesses need to choose BookYourData over ZoomInfo is that BookYourData provides more accurate, real-time verified contact information with flexible pay-as-you-go pricing, free from subscription fees and hidden costs.

What are the differences between Cognism and ZoomInfo for B2B lead generation?

The differences between Cognism and ZoomInfo for B2B lead generation are in pricing, data focus, and geographic focus. The major difference between Cognism and ZoomInfo is that Cognism targets small to medium-sized businesses while ZoomInfo targets larger enterprises.

How do Seamless.ai and ZoomInfo differ in providing accurate sales intelligence?

Seamless.ai and ZoomInfo differ in providing accurate sales intelligence, as ZoomInfo offers enterprise-grade B2B intelligence with a massive, manually verified database and advanced filtering, intent data, and workflow automation, while Seamless.AI focuses on real-time contact verification and integrations. The main reason why small businesses must choose Seamless.AI over ZoomInfo is that it is affordable and has a user-friendly interface.

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