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

"Easy to get started and powerful tool"

What do you like best about Customer.io? Customer.io is very intuitive to use and easy to integrate with our different platforms. We use customer.io regularly to contact our users across different platforms, and it's met all of our needs. We haven't had to contact customer support often, but when we have, they have been quick to respond and helpful. What do you dislike about Customer.io? When building complex flows, it gets a little difficult to see all the steps What problems is ...

"It's a very great tool that can help you in your relationship with your customers."

What do you like best about Customer.io? The personnalization of your campaigns, the reactivity of the support, the possibilities this tool offers you. What do you dislike about Customer.io? Kind of hard to handle all the features and understand all technical aspects, you may use it with a technical profile to be very efficient. What problems is Customer.io solving and how is that benefiting you? The fact that we used to adress our customers the same way .. Considering they are all ...

"Comprehensive all-in-one communication solution"

What do you like best about Customer.io? We have been using Customer.io for over a year now, and we have been extremely happy with the ease of use, simple setup (good documentation), and comprehensive native integrations. Before switching to customer.io, we tested a range of other providers, but none of them provided all the features we were looking for; some were too simple, whereas others were too complicated for no reason. We now use customer.io every day for all of our communications ...

"Great features and easy to use"

What do you like best about Customer.io? Customer.io has the right mix of features for engaging app users. Everything is easy to use and the interface is intuitive. My team was able to get up and running very quickly and we are able to see results right away. What do you dislike about Customer.io? We are on a less expensive price tier so we don't have customer support for questions. The community is strong, but sometimes talking with someone provides a much clearer explanation. What ...

"Best mkt. automation & messaging tool I worked with"

What do you like best about Customer.io? In the first place it was very easy to start using it. We made the switch from Hubspot to Customer.io because Hubspot is more designed for sales-led organisations while we focus on product-led as a low-ticket SaaS business. The implemenation was very easy. I find the ease of integrating events (from Segment in our case) & attributes very helpful. Also the amount of flexibility in configuring triggers & segments based on these events & attributes is ...

"Integrated events and flexible segment building capabilities automate highly specific outreach"

What do you like best about Customer.io? With customer.io we have been able to automate communication sequences to specific groups of people through leveraging the integrated events, segments, and campaigns. Additionally, we can ensure people exit the campaigns appropriately with thoughtful branching and event conditions. What do you dislike about Customer.io? Drafting communications can be tedious and sorting through the library of previously drafted communications is not always ...

"If you want to send targeted emails with a data driven approach, quick time to market, use CIO."

What do you like best about Customer.io? Super flexible in building out targeting and easy to navigate within the product. If you are a data-driven, tech-driven marketer with experiences in other digital platforms, it will be a breeze to become a power user of CIO. Customer support is superb. Customer support goes above and beyond to solve my problems and each interaction increases my knowledge of CIO. What do you dislike about Customer.io? It would be helpful to have some more flexibility ...

"If you want to send targeted emails with a data driven approach, quick time to market, use CIO."

What do you like best about Customer.io? Super flexible in building out targeting and easy to navigate within the product. If you are a data-driven, tech-driven marketer with experiences in other digital platforms, it will be a breeze to become a power user of CIO. Customer support is superb. Customer support goes above and beyond to solve my problems and each interaction increases my knowledge of CIO. What do you dislike about Customer.io? It would be helpful to have some more flexibility ...

"Great platform for segmentation"

What do you like best about Customer.io? I love customer.io for grouping my audiences together and creating automatic and manual segments. Sending broadcasts is similar to most other mailout platforms I've used, so it's easy to switch to using the platform without too much learning time. What do you dislike about Customer.io? The only things I'd add to improve Customer.io is the ability to add notes to a record so it can serve as our one -stop-shop for our CRM data, and secondly, the ...

"Powerful segmentation and campaign tools"

What do you like best about Customer.io? Easy to build segments and connect marketing campaigns to these. Workflows has quite granular settings What do you dislike about Customer.io? No autoremoving people who reply to emails in a given journey What problems is Customer.io solving and how is that benefiting you? Sending emails based on firmographics and product behaviour. Sales meetings and upgrades through right in time email delivery.