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Customer.io

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954 reviews
  • 1 profiles
  • 7 categories
Average star rating
4.4
#1 in 3 categories
Grid® leader
Serving customers since
2012
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Customer.io Reviews

Review Filters
Profile Name
Star Rating
607
300
32
6
9
LM
Leo M.
09/24/2026
Validated Reviewer
Verified Current User
Review source: Seller invite
Incentivized Review

marketing manager

I like how easy it is to build automated campaigns and manage different segments. The workflow builder is flexible, and having email, SMS and in-app messages in one place makes campaign management much easier
Raúl G.
RG
Raúl G.
09/24/2026
Validated Reviewer
Review source: Seller invite
Incentivized Review

Effortless Communication Automation with Top-Notch Usability

I really like that Customer.io is super simple to use, which means pretty much anyone from my team, whether they're in marketing or product, can handle it with ease. It’s very intuitive. I also appreciate the central view it offers, letting us see all the different email flows our customers go through at various stages of the funnel. Another big plus is its ability to identify different triggers to send emails at different stages, helping us prevent potential churn. I also find the A/B testing feature particularly useful because it allows testing messages without exposing risky tests to a large audience.
Elizabeth R.
ER
Elizabeth R.
Localization & Global Content | Solutions Consulting | AI & Language Quality
09/24/2026
Validated Reviewer
Review source: Seller invite
Incentivized Review

Useful and valuable tool for managing multi-client workspaces with a learning curve

It's powerful and has a lot of functionality and the latest releases have very innovative and useful AI-backed features that help make it easier to use Customer.io

About

Contact

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
Website
customer.io