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Customer.io

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813 reviews
  • 1 profiles
  • 7 categories
Average star rating
4.4
#1 in 2 categories
Grid® leader
Serving customers since
2012
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531
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Customer.io Reviews

Review Filters
Profile Name
Star Rating
531
247
25
5
8
Mahesh D.
MD
Mahesh D.
05/13/2026
Validated Reviewer
Verified Current User
Review source: Seller invite
Incentivized Review

Easy Flutter Integration That Works Smoothly

It works best with Flutter, and it’s easy to integrate with the app.
Darshan P.
DP
Darshan P.
05/13/2026
Validated Reviewer
Verified Current User
Review source: Seller invite
Incentivized Review

Personal, Timely Messaging for Complex Products

It’s the best choice if you have a complex product and want to send messages that actually feel personal and timely , rather than just "blasting" a list. It rewards you for having good data.
Priyank P.
PP
Priyank P.
05/13/2026
Validated Reviewer
Verified Current User
Review source: Seller invite
Incentivized Review

Flexible, Personalized Campaigns with Powerful Automation and Segmentation

What I like best about Customer.io is its flexibility and personalization capabilities. It makes it easy to create highly targeted email, SMS, and push notification campaigns based on real-time customer behavior. The workflow automation is powerful yet intuitive, allowing teams to build complex customer journeys without too much technical overhead. I also appreciate its strong segmentation, data integration options, and detailed analytics, which help improve engagement and conversion rates.

About

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HQ Location:
Portland, OR

Social

@CustomerIO

What is Customer.io?

Create personalized customer journeys that engage and convert with our versatile customer engagement platform. Scale, flex, and innovate at your own pace. Because when powered by data, your messages lead to meaningful relationships.Deliver meaningful interactions: Make every message relevant by building unique customer interactions across mobile and web using email, in-app messages, SMS, and push notifications.Designed to help you scale: Manage all your messaging in one place with a platform that seamlessly integrates with the tools you use every day.Data without limits: Put an end to data silos by easily moving real-time data from source to destination and crafting campaigns with unlimited profile attributes, events, or actions.

Details

Year Founded
2012