All email for your app
in one place

Send more relevant newsletters

Stop sending newsletters that your customers hate. Customer.io lets you send newsletters to segments of customers using data from your site.

• Segment in real-time with up to date data from your app. Email people who have spent at least $100 but haven't been back in a month.
• Friendly editor lets anyone write emails
• No lists to manage and you won't have to ask developers to export data for you.

Automatically email people based on what they do (or don't do) in your app

Our advanced rules engine lets you easily send drip-campaigns and trigger emails

• Start a 5-email drip campaign automatically after someone is inactive for 30 days
• Send a triggered email 47 minutes after someone abandons their cart
• Track success by tying your emails to a conversion on your site

Get the full picture of your customer communications

You can look up a customer and see all the transactional email, newsletters, or triggered email they've received from you

• Send a one-time message to a customer tracking opens and clicks
• Find out how people respond to the different types of emails you send
• Check up on a customer by viewing site activity to see if they need help

Trusted by companies like: