Apollo.io vs ZoomInfo Comparison: Reviews, Features, Pricing & Alternatives in 2026

Detailed side-by-side comparison to help you choose the right solution for your team

Updated May 2026 8 min read

Apollo.io

0.0 (0 reviews)

Apollo.io is an all-in-one sales intelligence and engagement platform that helps you find, contact, and close your ideal customers using a massive database of verified business contacts.

Starting at Free
Free Trial 14 days
VS

ZoomInfo

0.0 (0 reviews)

ZoomInfo is a comprehensive go-to-market platform that provides detailed business intelligence and contact data to help your sales and marketing teams identify, engage, and close their ideal customers faster.

Starting at --
Free Trial 0 days

Quick Comparison

Feature Apollo.io ZoomInfo
Website apollo.io zoominfo.com
Pricing Model Freemium Custom
Starting Price Free Custom Pricing
FREE Trial ✓ 14 days free trial ✓ 0 days free trial
Free Plan ✓ Has free plan ✘ No free plan
Product Demo ✓ Request demo here ✓ Request demo here
Deployment saas mobile saas mobile
Integrations Salesforce HubSpot Slack Gmail Outlook LinkedIn Zapier Marketo Pipedrive Copper Salesforce HubSpot Microsoft Dynamics Marketo Outreach Salesloft Slack Google Drive Bullhorn Eloqua
Target Users solopreneur small-business mid-market enterprise mid-market enterprise
Target Industries
Customer Count 0 0
Founded Year 2015 2007
Headquarters San Francisco, USA Vancouver, USA

Overview

A

Apollo.io

Apollo.io is a comprehensive sales intelligence and engagement platform designed to help you streamline your entire outbound sales process. You can access a database of over 275 million contacts to find your ideal prospects and use built-in engagement tools to reach out to them directly. It eliminates the need for multiple disconnected tools by combining lead sourcing, email sequencing, and task management into a single interface.

You can automate your outreach with personalized email sequences and track every interaction to see what resonates with your audience. The platform also provides AI-powered insights to help you prioritize high-value leads and improve your conversion rates. Whether you are a solo founder or part of a large enterprise sales team, you can use these tools to build a predictable pipeline and hit your revenue targets faster.

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ZoomInfo

ZoomInfo gives you access to a massive database of verified business contacts and company insights to fuel your sales pipeline. You can identify high-intent prospects using real-time behavioral data and reach decision-makers directly with accurate mobile numbers and email addresses. The platform integrates your sales and marketing workflows by automating outreach and keeping your CRM data clean and updated automatically.

You can also track when target companies are researching specific solutions, allowing you to engage them at the exact moment they are ready to buy. Whether you are a small team looking to scale or a large enterprise optimizing complex global territories, the platform provides the granular data and automation tools you need to hit your revenue targets more efficiently.

Overview

A

Apollo.io Features

  • B2B Contact Database Access over 275 million verified contacts and 73 million companies to build highly targeted lead lists for your outreach.
  • AI Writing Assistant Generate personalized cold emails in seconds using AI that adapts to your brand voice and prospect's specific pain points.
  • Automated Sequences Create multi-step outreach campaigns across email, phone, and LinkedIn to stay top-of-mind with your prospects automatically.
  • LinkedIn Extension Find direct phone numbers and verified email addresses while browsing LinkedIn profiles without ever leaving your browser tab.
  • Lead Scoring Use AI-driven insights to rank your leads based on their likelihood to buy so you focus on the best opportunities.
  • Built-in Dialer Make calls directly from the platform with local presence numbers and automatic call logging to keep your CRM updated.
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ZoomInfo Features

  • Buyer Intent Data. Identify companies actively researching your products so you can reach out to prospects exactly when they are ready to purchase.
  • Contact & Company Search. Filter through millions of profiles to find your ideal customers using specific criteria like industry, revenue, and technology stack.
  • Automated Sales Flows. Build multi-channel outreach sequences that trigger automatically based on prospect behavior to keep your sales pipeline moving constantly.
  • Website Visitor Tracking. See which companies are visiting your website in real-time and identify the specific pages they are viewing to personalize your follow-up.
  • Data Enrichment. Keep your CRM records accurate by automatically updating missing or outdated contact information with the latest verified business data.
  • Conversation Intelligence. Analyze your sales calls and meetings to identify winning patterns and coach your team to close more deals effectively.

Pricing Comparison

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Apollo.io Pricing

Free
$0
  • 10,000 email credits/month
  • 60 mobile credits/year
  • Basic sequence automation
  • LinkedIn extension
  • Gmail and Outlook integration
Z

ZoomInfo Pricing

Pros & Cons

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Apollo.io

Pros

  • Massive database with high contact accuracy
  • Excellent browser extension for LinkedIn prospecting
  • Combines data and engagement in one tool
  • Very generous free tier for new users

Cons

  • Occasional bugs in the sequence automation
  • Customer support response times can be slow
  • Learning curve for complex filtering options
A

ZoomInfo

Pros

  • Highly accurate direct-dial phone numbers for decision-makers
  • Extensive filtering options for building very specific lead lists
  • Seamless integration with popular CRMs like Salesforce and HubSpot
  • Real-time alerts when target accounts show high buying intent

Cons

  • Premium pricing requires a significant annual budget investment
  • Occasional inaccuracies in data for smaller, private companies
  • Interface can feel overwhelming due to the high volume of features
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