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Comparison

Apollo.io vs Clay

Apollo.io and Clay side by side, from the same structured data our advisor scores against. Where we have no verified information the table says so.

ToolApollo.ioClay
PricePricing information is currently unavailable.From $167/month
Free planFree planFree plan
Best for
  • Sales development representatives building targeted outreach lists
  • Revenue teams that want contact data and sequencing in one tool
  • Organisations enriching CRM records with verified email and company data
  • Sales and growth engineers building automated, personalised outreach at scale
  • Teams that need contact data from multiple providers waterfall-checked
  • Operations teams enriching CRM records from many sources at once
Ease of useTakes some experienceTakes some experience
Key features
  • B2B contact and company database with filters
  • Email sequencing with automated follow-ups
  • AI-personalised opening lines
  • Dialer for call steps in sequences
  • CRM sync with Salesforce and HubSpot
  • Multi-provider enrichment waterfall with 75+ data sources
  • Claygent AI agent for web research on prospects
  • AI-generated personalised email copy per contact row
  • Native integration with email sending tools
  • Export to CRM and outreach platforms
IntegrationsSalesforce, HubSpot, Outreach, Salesloft, Slack, ZapierHubSpot, Salesforce, Outreach, Salesloft, Apollo.io, Instantly, Zapier
APIAvailableAvailable
Skill levelIntermediate, AdvancedIntermediate, Advanced
PlatformsWeb, Browser extensionWeb
Main advantages
  • Contact database and sequencing in one tool removes the need for separate services
  • Intent data helps prioritise outreach to accounts showing buying signals
  • Free tier gives access to a limited number of verified contacts
  • Waterfall logic maximises data coverage while controlling credit spend
  • Claygent can handle research tasks that would take a team hours manually
  • Highly customisable compared to all-in-one outreach platforms
Main disadvantages
  • Data accuracy for some regions and industries can be inconsistent
  • Feature depth is unnecessary for teams doing low-volume outreach
  • Steeper learning curve than simpler outreach tools
  • Credit-based pricing can be hard to predict for large lists
Data checkedChecked October 4, 2026Checked October 4, 2026
Try Apollo.ioTry Clay

Which one to choose

Choose Apollo.io if

  • Sales development representatives building targeted outreach lists
  • Revenue teams that want contact data and sequencing in one tool
  • Organisations enriching CRM records with verified email and company data

Read review

Choose Clay if

  • Sales and growth engineers building automated, personalised outreach at scale
  • Teams that need contact data from multiple providers waterfall-checked
  • Operations teams enriching CRM records from many sources at once

Read review