Automated behavioral and transactional email

Free your transactional emails from code

Create workflows that suit your business needs.

Reliable receipts, shipping notifications, and alerts

Free your email

Send timezone-aware, multi-touch, multi-channel transactional messages wherever your customers are, without engineering.

User behavior

Customer.io workflows let you craft campaigns triggered by your user’s behavior.

Track conversions

Conversion tracking keeps you informed about which messages are performing best. The metrics that matter are at your fingertips.

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Intuitive testing

Test anywhere

Explore different subjects, sender names, and content by testing across any message.

Test anything

Test your buttons or a full content swap and learn from customers to create a better experience.

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Test everything in your email from CTA to body copy, to subject line or sender.

Clear conversions

Conversion metrics

Create visibility into each campaign’s performance with open and click tracking. Demonstrate the true value of your messages with conversion tracking.

Report on performance

Create better organizational insights or improve a specific message. The Customer.io reporting interface and reporting webhooks provide the tools needed for better decision making.

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Track conversions with Customer.io

Centralized messaging

Consolidate tools

Consolidate all your email campaigns and newsletters under one roof with a simple integration.

Team dynamics

Your whole team can use rich event data flowing into Customer.io to automate better winback, onboarding, and retention campaigns.

Add efficiency >

Customer.io sends newsletters, event-, and segment-triggered messages.

“Really, it just works. We send thousands of requests a day to Customer.io, and it’s always worked. We love it.”

Justin Searles, Senior Fullstack Engineer, Arcadia Power

Make transactional messages work for you

Sophisticated Shipping

Make it easy for subscription customers to try new items. Add an order upgrade message prior to shipping a customer’s order.

Relevant Receipts

Want to spur app downloads? Target non-mobile users with actionable content in their receipts to prompt mobile downloads.

Events Everywhere

Configure any action to trigger messages in Customer.io. From purchases to shares, and upgrades to downloads, you’re in control.

Customer.io Features Snapshot

Competitive pricing

Dynamic sender data

Advanced segmentation

Timezone sending

User roles

Delays, Time windows

SMS and Push integrations

Rules-based workflows

Searchable activity log

Custom tracking

Email webhooks

Sending workspaces

Email templates

Shared IP pooling

Custom SMTP

Optional dedicated IP

Custom SPF, DKIM

Automatic CSS inlining

Reliable API

A/B testing

Conversion tracking

Customer.io has your keys to unlocking the value of transactional email

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