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Marketing & Advertising · Established

Customer.io: Customer engagement platform for creating personalized journeys and better business outcomes

founded 2012 by Colin Nederkoorn

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A customer engagement platform that unifies data, messaging, and AI to create personalized customer journeys across email, push, SMS, in-app, and other channels.

Screenshot of the Customer.io homepage

What customer.io looks like

What we know

How many team members can I add to my account?
There is no limit on team members. All team members can use Customer.io for consistent messaging across product and marketing sends.
What are the main channels supported by Customer.io?
Customer.io supports email, SMS, push notifications, in-app messaging, WhatsApp, and webhooks. The platform enables organizations to reach customers across multiple channels.
What is the AI Agent in Customer.io?
The AI Agent is a built-in feature that allows users to describe automations using natural language. It can configure campaigns with triggers, content, timing, and logic, allowing teams to launch campaigns more quickly.

Key features

  • Journey automation with visual workflow builder
  • Real-time audience segmentation
  • AI-powered message design and content generation
  • Multi-channel messaging
  • Data integration and unification
  • Analytics and conversion tracking
  • AI Agent for automation configuration
  • A/B and multivariate testing

More on this profile

Customer.io has a free listing. The owner can unlock the full profile with a paid launch for $5, or with the Enhanced profile add-on for $9:

  • Founder story (locked)
  • Milestones (locked)
  • Screenshots and demo video (locked)
  • Dofollow website link (locked)
  • Comparisons (locked)

Link metrics

Majestic link data for customer.io; the arrow is the change since the previous check.

Trust Flow
38
no change since last check
Citation Flow
53
no change since last check
Referring domains
6,980
no change since last check
External backlinks
166,168
no change since last check

Top topic: Computers/Human-Computer Interaction (35). Checked 3 Oct 2026, changed 3 Oct 2026. Link data by Majestic. Trust Flow, Citation Flow and Topical Trust Flow are trademarks of Majestic-12 Ltd.

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