Build, test, and send email, push, and sms from one platform

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Trusted at companies of all sizes

Send the right messages at the right time

Flexible Triggered Messaging

Use an event triggered email to send a payment receipt or other transactional email. Use a segment triggered email to onboard people in your app or win them back after a period of inactivity.

Deliver Relevant Newsletters

Send or schedule one-time emails to just the right people. No more asking developers to export a CSV just to send out a targeted email.

Learn more about email

Rich segmentation so you can focus on your message

Everything is kept up to date in real time.

Create Segments from Any Data

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Pageviews

We'll automatically log each pageview on your site and in your product.

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Attributes

Anything about the person, like name, price plan, age.

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Events

Things that people have done on-site or in-app.

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Email Activity

Find everyone who has opened your emails.


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Combining Segments

Create a “My best customers” segment with people who:

  • pay at least $50 a month
  • log in at least 10 times a month
  • have clicked on our emails
  • upgraded from push notification campaign
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Export Segment Data to CSV

Slice and dice your data in Customer.io and then export it to do a deeper dive in Excel or another system.

Context for every customer conversation at your fingertips

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Rich Customer Profiles

Customer.io captures on-site and in-app behavior to build profiles of every single sign up.

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Activity Stream

See how people are using your app. You'll have a view of activity for every person in the system.

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Archives of Every Message

View the history of every message sent to a person (and whether or not they opened your emails).


Start now with a 30-day free trial

No credit card required