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How to Connect Apollo.io with Customer.io (2026)

Apollo.io

Apollo.io

★★★★ 4.6
Prospecting Sales Outreach

Apollo.io is an all-in-one sales intelligence and engagement platform with a database of over 275 million contacts. It combines prospecting,…

Full Review
Customer.io

Customer.io

★★★★ 4.4
Email Automation Email Marketing

Automated messaging platform for tech-savvy marketers to create data-driven email, push, SMS, and in-app campaigns.

Full Review

About These Tools

Apollo.io: Apollo.io is an all-in-one sales intelligence and engagement platform with a database of over 275 million contacts. It combines prospecting, enrichment, and outreach automation in a single workflow.

Customer.io: Automated messaging platform for tech-savvy marketers to create data-driven email, push, SMS, and in-app campaigns.

Key Features

Apollo.io

  • Contact database
  • email sequencing
  • dialer
  • LinkedIn integration
  • buying intent signals
  • data enrichment

Customer.io

  • Behavioral emails
  • Push notifications
  • SMS
  • In-app messages
  • Webhooks
  • Data pipelines

Pricing

Apollo.io

Freemium $0-99/mo

Customer.io

Subscription $100-custom/mo

Detailed integration guide coming soon. We're researching the specific ways Apollo.io and Customer.io work together — including native integrations, third-party connectors, and API options. Check back for a complete step-by-step guide.

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