Take action from customer behavior

Trigger rules-based, multi-channel messages based on customer behavior data from your app or product.

Harness real-time customer behavior data to make rules that work for you.

Smart Marketers

Send targeted, relevant messages that nudge people through your funnels, prevent churn, and increase retention.

Learn how to fast-track the customer lifecycle

Product Managers

Drive deeper engagement, and successful customer experiences throughout onboarding, and feature adoption.

Learn how to improve product experience

Growth Mavens

Enrich, innovate, and iterate on messages to move the needle on conversion optimization and business growth.

Learn how to spur data-driven growth

It seems like magic,
but it’s really pretty simple!

A light integration sends the Customer.io platform customer behavior data from your web or mobile app. Then you can start sending messages based on what users do or don't do after they log in. Increase engagement, revenue, and customer success.

Learn more about integration
James logged in
James logged in for the 100th time
James joined segment "Awesome Users"
Automatically email James

You're now in control.
Say goodbye to engineering rage.

Remove the heavy burden on engineering to make changes and export data. You’ll create new messages faster, and get real-time results on how every message is performing.

Automatically message them when their behavior matches all of the following conditions:


Ready to send relevant messages?

Peace of mind
that we've got your back

Sure, we could say that our core values as a company are to be transparent, responsive and to put you, our customers first? But maybe we need a reference here:

"Their support team is WOW. They've completely raised the bar for my support expectations from other SaaS companies. They are instant, descriptive, knowledgeable and hustlers."
Pratik Agarwal
Product Manager at Remind

Over 900 successful customers including:

Trello, DigitalOcean, and Olark are just some of the companies that use and trust Customer.io!

Learn how Thinkful, an online education company, increased email engagement by 67%

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