Customer.io Reviews in June 2026: User Ratings, Pros & Cons

"Marketing software that you can run everywhere"

What do you like best about Customer.io? Customer.io it is the only tool you will need to be in touch with your clients, with this solution you will be able to connect your emails to your mobile phones and send them the big bunch of messages across all platforms, and when I say across all the platforms, trust me across all of them even 'Linux !. Bring automation to the next level and improve communication with rules that trigger email just in time and get reactions from your clients like: ...

"An excellent creator of email marketing campaigns, with a good automation system."

What do you like best about Customer.io? Customer.io has 2 characteristics that are glorious and mark a small but valuable difference with respect to the competition. The first is that this platform has a tool that uses javascript and allows you to obtain information from your users on other sites. In this way you can learn more about your users' internet activity and thus use that information to enhance your marketing strategy. The second is the fact of being able to track the status of ...

"a good option to create campaigns and show your product by mail "

What do you like best about Customer.io? By integrating with your product this modern application allows you to customize behavioral and transactional campaigns to your specifications, so you can create triggered and personalized messages that share the story that your product wants to tell and thus reach more customers, but not arrive in any way , getting to know what the client needs and what he wants from us as a brand, gives us a detailed organization of our interaction with customers, ...

"Ease way to automate marketing campaigns"

What do you like best about Customer.io? Customer.io makes communication with the customer easy, intuitive and easy to segment customer groups. Easy to use, facilitating and streamlining processes before mass. It's great to know that our customers are getting the right information. What do you dislike about Customer.io? There are not many customization options. Recommendations to others considering Customer.io: Highly recommend their product. What problems is Customer.io solving and how is ...

"Customer.io is key for marketing teams"

What do you like best about Customer.io? It's simple and easy to use, it improves contact management. Customer.io facilitates interaction with customers, the A / B testing feature allows us to make email marketing campaigns more effective. In addition, the segmentation options are great for sending newsletters and communications to groups of contacts. What do you dislike about Customer.io? So far I have no experienced problems with the software. Recommendations to others considering ...

"Customer.io is the best job and marketing performance software"

What do you like best about Customer.io? What I like most about this is that it provides a piece of JavaScript that allows me to collect tracking data from websites of your known users which also has a REST API to retrieve your customer data which collects mail events and forward them to your other tools and even load them into your data warehouse What do you dislike about Customer.io? In my case I had a problem importing an encrypted email design I'm going to support technical to receive ...

"Customer.io is a user-friendly app"

What do you like best about Customer.io? It is a user-friendly app, very easy to configure. It is ideal for improving drip marketing campaigns since its automated system makes it very easy to configure the segmented sending of emails. This tool makes the difference. What do you dislike about Customer.io? Right now I have no complaints, it is a very efficient app. Recommendations to others considering Customer.io: It allows users to automate sending emails. It also integrates with ...

"Super powerful yet simple tool"

What do you like best about Customer.io? Ease of creating segments, targeted emails, ease of use, great U/X What do you dislike about Customer.io? Template editor is not best, hard to edit on Recommendations to others considering Customer.io: Super easy to use, super powerful, fast What problems is Customer.io solving and how is that benefiting you? Triggering email for onboarding and customer campaigns easily

"Easy and effective marketing automation"

What do you like best about Customer.io? It is a fast and efficient system, it gives us an automated way to launch our email marketing campaigns. The segmentation engine is the key feature of the software, it facilitates the process of sending newsletters and communications to groups of users, based on their preferences and the degree of interaction with our products and services. Moreover, Customer.io also allows us to export data in CSV, which facilitates the migration of customer ...

"Customer.io allowed me to automate my emails"

What do you like best about Customer.io? With Customer.io I have automated the sending of emails, achieved more subscriptions to my list and my social networks YouTube, Instagram and Facebook, another advantage is that I have statistics in real time, something that other payment software is not possible and The best part is that you can try it for free. If you want great software that allows you to gain the trust of your followers, customers or students, Customer.io is ideal and here you ...