Build, test, and send messages from one platform

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Trusted at companies of all sizes
The email and messaging platform that gives you access to user and product data in real time.

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).

All this power from a simple integration

Easily integrate customer data from your favorite tools and services.
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Segment

Data Integration

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Zapier

Data Automation

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CSV Upload

Data Import

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Stitch

ETL Platform

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Astronomer

Data Integration

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Hull.io

Data Orchstration Platform

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Clearbit

Data Enrichment

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Close.io

CRM

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mParticle

Data Orchestration Platform

Messages

Pick the right place, the right devices, and the right time to send the perfect message.
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Email Automation

Newsletters, Drip, Transactional

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Push Notifications

Mobile Alerts

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Webhook

HTTP Requests

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Twilio

SMS

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Slack

Internal Communication

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Facebook Custom Audiences

Advertising

Start Automating Email, Push, and SMS With Our RESTful API
Go Golang Library
Python Library
Node.js Library
Ruby Library
Javascript Library

Are you a developer? Discover what's in it for you.


Start now with a 30-day free trial

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