Apollo.io logo

Apollo.io

All-in-one sales intelligence and engagement platform with a massive B2B contact database.

apollo.io
The Apollo.io homepage at apollo.io
The Apollo.io homepage (apollo.io), captured October 2026.

About Apollo.io.

Apollo.io combines a massive B2B contact database (275M+ contacts) with built-in email sequencing, calling, and LinkedIn automation. It is both a data provider and an outreach tool in one platform.

The free tier is generous, offering limited credits for lead search and basic sequence functionality. Paid plans unlock higher volumes, advanced filters, intent data, and AI-powered features.

Apollo is popular among sales teams who want prospecting and outreach in a single tool without paying separately for a data provider.

Key features

  • 275M+ B2B contact database
  • Email sequences
  • LinkedIn automation
  • Dialer
  • Intent data
  • Email verification
  • Advanced search filters
  • CRM sync
  • AI-powered workflows

Pros

  • Huge contact database included in all plans
  • Generous free tier for getting started
  • Combines prospecting and outreach in one tool
  • Strong intent data and buyer signals

Cons

  • Data accuracy varies by region and industry
  • Email sending features are less robust than dedicated tools
  • Can be overwhelming with so many features
  • Deliverability tools are basic compared to specialists

Integrations

SalesforceHubSpotOutreachSalesloftZapierLinkedIn

Pricing

$0/moFreemium
Free plan available

Compare Apollo.io

Quick facts

G2 Rating
4.7(7,800 reviews)
Starting Price
$0/mo
Founded
2015
Best For
Sales teams who want prospecting data and outreach in a single platform
Company Size
Solo Small Mid-Market Enterprise
Website
apollo.io

Looking for an alternative?

See how Apollo.io compares to FoxReach, the all-in-one cold email platform with built-in warmup, AI replies, and a free plan.

Compare Apollo.io vs FoxReach

Questions about
Apollo.io.

Apollo.io offers a free plan. Paid plans start at $0/mo.

Sales teams who want prospecting data and outreach in a single platform

Key features include: 275M+ B2B contact database, Email sequences, LinkedIn automation, Dialer, Intent data.

Yes, Apollo.io has a free plan available. You can get started without a credit card.

Top alternatives to Apollo.io include FoxReach (all-in-one cold email with built-in warmup), and other tools in the lead finder category. See our full alternatives comparison.

Apollo.io has a 4.7/5 rating on G2 based on 7,800 reviews.

Answered from the docs in a few seconds, with links to where it came from.

Try FoxReach
free.

All-in-one cold email outreach with built-in warmup, AI replies, and smart deliverability. No credit card required.