Customer.io Reviews in April 2025: User Ratings, Pros & Cons

"Great User Experience and always improving"

What do you like best about Customer.io? I really love the interface and the fact that they are constantly improving. What do you dislike about Customer.io? It lacks some features and reporting is not very customizable. Recommendations to others considering Customer.io: You might find it lacks some features but they're constantly improving, if you need marketing automation at a good price, Customer.io is a great tool. What problems is Customer.io solving and how is that benefiting ...

"Works Ok"

What do you like best about Customer.io? Fairly easy to use, good for looking up user accounts to see which emails they've received. What do you dislike about Customer.io? Changes were made and it's harder to search by an email address to find which emails were sent to them. What problems is Customer.io solving and how is that benefiting you? Customer related concerns. Has helped us find emails and address potential product related issues.

"Scaleable Email Automation"

What do you like best about Customer.io? The Liquid integration makes targeting and personalization incredibly easy. What do you dislike about Customer.io? The learning curve is a bit steep for non-programmers. What problems is Customer.io solving and how is that benefiting you? Email targeting is incredibly easy. Liquid language allows us to send one email that looks personalized based on a user's state. Automation is incredibly easy to implement using customer behavior and segmentation.

"Powerful CRM tool with very good UX "

What do you like best about Customer.io? Easy to use. Once you're set up, it actually doesn't take that long to get to grips with the tool. The logic is simple, the actions are easily executed and the results can easily be analysed. What do you dislike about Customer.io? It is behind from a technical point of view (does not have the same capabilities to go the extra mile thanks to programmatic). Lacking some integrations (social media). ROI reporting could be improved. What problems is ...

"Sales lead"

What do you like best about Customer.io? This is a user friendly application for following up customer and potential customers. What do you dislike about Customer.io? There is nothing this far that we dislike What problems is Customer.io solving and how is that benefiting you? No

"Very Powerful, but not always Intuitive"

What do you like best about Customer.io? I like that you can pass custom data from your own product or users into Customer.io for use in segmenting users and in the copy of the emails you're sending. Even cooler is the ability to automatically trigger these campaigns based on a user's entrance into a segment or a specific action they take in the product. That's extremely powerful for our enterprise product. What do you dislike about Customer.io? The UI makes it somewhat challenging to ...

"Super helpful & streamlined email communication tool"

What do you like best about Customer.io? Dashboard is super easy to navigate. Easy for our dev team to work with. What do you dislike about Customer.io? I wish I could change the colored theme of the dashboard. :) Recommendations to others considering Customer.io: You should for sure check it out. What problems is Customer.io solving and how is that benefiting you? Email communication, and the benefits are sending hundreds of thousands of communications with our customers.

"It's fine - but really confusing to do basic tasks"

What do you like best about Customer.io? Great APIs and automation potential, but doing small basic taks is tough What do you dislike about Customer.io? Because everything is tied to a customer.io ID, you cannot actually use email as a way to upload and send newsletters easily. You need to walk from email to customer.io ID, import that, then try to make an email newsletter. Recommendations to others considering Customer.io: There's a steep learning curve What problems is Customer.io solving ...

"The best non marketing automation marketing automation tool"

What do you like best about Customer.io? I'm an early customer of Customer.io and am a big fan. While they don't necessarily bill themselves as "marketing automation", I have found that Customer.io can serve the role of a traditional marketing automation solution with trimmed down (but thoughtful) functionality at a great price. What do you dislike about Customer.io? Their UX needs to catch up to the rest of the platform and new use cases. What problems is Customer.io solving and how is ...

"Excellent and Intuitive"

What do you like best about Customer.io? We've enjoyed using Customer.io for our Saas business for many years. They integrate very well with our software and are very reliable. What do you dislike about Customer.io? There isn't much we don't like about the product! Everything works smoothly and the opt-out process is simple for our lists. Recommendations to others considering Customer.io: If you need comprehensive automation, this is the product. What problems is Customer.io solving and how ...