Apollo.io vs ZoomInfo Sales

Apollo.io and ZoomInfo Sales are both sales options. Apollo.io lists 8 features across 2 platforms; ZoomInfo Sales lists 7 features across 2 platforms — see the full breakdown below, sourced from each vendor's own site rather than ratings or reviews.

Side-by-side summary

ComparingApollo.ioZoomInfo Sales

CategorySalesSales

Alternatives tracked43

PlatformsWeb, Chrome ExtensionWeb, Chrome Extension

Pricing modelfreemiumpaid

Best for Apollo.io

Sales teams that want prospect data, multichannel outreach sequences, and a dialer in one platform instead of stitching together separate data and engagement tools.

Best for ZoomInfo Sales

Sales and RevOps teams that want a large B2B contact database combined with intent signals, conversation intelligence, and engagement automation in one platform.

Feature comparison

Every feature listed here comes directly from each vendor's own official site.

Apollo.io

Verified B2B contact and company database accessed via a credit system (1 credit per email, 8 credits per phone number)
Outbound email/call sequences, with unlimited sequences and A/Z testing on paid plans
Built-in US dialer with call recording, plus an international dialer and parallel/power dialer as paid add-ons
AI Assistant, AI Research, and AI-based lead scoring built into every plan
Chrome, Gmail, and Salesforce browser extensions for in-context prospecting
Buying-intent topics and website visitor identification (company- and contact-level)
Waterfall enrichment plus CSV, CRM, and API data enrichment with automated workflows
Deal/pipeline management, meeting scheduling, and inbound lead routing

ZoomInfo Sales

Verified B2B database described as 420M+ contacts, 120M+ direct dials, and 145M+ companies, filterable by 300+ attributes
Buyer-intent tracking and website-visitor identification (WebSights)
Conversation intelligence via Chorus, analyzing calls, meetings, and emails
Sales engagement automation and a dialer via Engage, for multi-touch cadences
Signal-triggered workflows (buying intent, technology installs) that launch automated outreach
ZoomInfo Copilot, an AI feature for account prioritization and message drafting
One-click CRM export/sync and a Chrome extension for in-context prospecting

Pros and cons

Apollo.io

Pros

Verified B2B contact and company database accessed via a credit system (1 credit per email, 8 credits per phone number)
Outbound email/call sequences, with unlimited sequences and A/Z testing on paid plans
Built-in US dialer with call recording, plus an international dialer and parallel/power dialer as paid add-ons
AI Assistant, AI Research, and AI-based lead scoring built into every plan
Chrome, Gmail, and Salesforce browser extensions for in-context prospecting
Buying-intent topics and website visitor identification (company- and contact-level)
Waterfall enrichment plus CSV, CRM, and API data enrichment with automated workflows
Deal/pipeline management, meeting scheduling, and inbound lead routing

Cons

We don't publish a "cons" list for either product. No vendor's official site documents its own product's weaknesses, so there's no sourced basis for one — and we'd rather say that plainly than invent one.

ZoomInfo Sales

Pros

Verified B2B database described as 420M+ contacts, 120M+ direct dials, and 145M+ companies, filterable by 300+ attributes
Buyer-intent tracking and website-visitor identification (WebSights)
Conversation intelligence via Chorus, analyzing calls, meetings, and emails
Sales engagement automation and a dialer via Engage, for multi-touch cadences
Signal-triggered workflows (buying intent, technology installs) that launch automated outreach
ZoomInfo Copilot, an AI feature for account prioritization and message drafting
One-click CRM export/sync and a Chrome extension for in-context prospecting

Cons

Key differences

Apollo.io lists Verified B2B contact and company database accessed via a credit system (1 credit per email, 8 credits per phone number), Outbound email/call sequences, with unlimited sequences and A/Z testing on paid plans, Built-in US dialer with call recording, plus an international dialer and parallel/power dialer as paid add-ons, AI Assistant, AI Research, and AI-based lead scoring built into every plan, Chrome, Gmail, and Salesforce browser extensions for in-context prospecting, Buying-intent topics and website visitor identification (company- and contact-level), Waterfall enrichment plus CSV, CRM, and API data enrichment with automated workflows, Deal/pipeline management, meeting scheduling, and inbound lead routing that ZoomInfo Sales doesn't list.
ZoomInfo Sales lists Verified B2B database described as 420M+ contacts, 120M+ direct dials, and 145M+ companies, filterable by 300+ attributes, Buyer-intent tracking and website-visitor identification (WebSights), Conversation intelligence via Chorus, analyzing calls, meetings, and emails, Sales engagement automation and a dialer via Engage, for multi-touch cadences, Signal-triggered workflows (buying intent, technology installs) that launch automated outreach, ZoomInfo Copilot, an AI feature for account prioritization and message drafting, One-click CRM export/sync and a Chrome extension for in-context prospecting that Apollo.io doesn't list.

Choose Apollo.io if…

Choose Apollo.io if this fits: Sales teams that want prospect data, multichannel outreach sequences, and a dialer in one platform instead of stitching together separate data and engagement tools.

Visit Apollo.io

Choose ZoomInfo Sales if…

Choose ZoomInfo Sales if this fits: Sales and RevOps teams that want a large B2B contact database combined with intent signals, conversation intelligence, and engagement automation in one platform.

Visit ZoomInfo Sales

Facts on this page are sourced from each vendor's official site (linked below), not from ratings or reviews. Products change — verify anything that matters to your decision directly on the vendor's own site before switching. See our Disclaimer and Sources Policy.