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

"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 ...

"Customer.io is a great tool to setup all your marketing channels"

What do you like best about Customer.io? CIO is so versatile. Setting up new channels, campaigns and broadcasts is easy and the integrations and automation are incredible. What do you dislike about Customer.io? The ramp-up time to understand how CIO works and how to use it and how to set up different campaigns, broadcasts, segments, etc is a bit higher as few use cases come out of the box. What problems is Customer.io solving and how is that benefiting you? We were able to setup our entire ...

"Simple & powerful"

What do you like best about Customer.io? Great email automation and a nice email editor What do you dislike about Customer.io? Don't know of any downsides to customer.io What problems is Customer.io solving and how is that benefiting you? Allowing us to connect our marketing website and web app to automate email marketing

"Simple & powerful"

What do you like best about Customer.io? Great email automation and a nice email editor What do you dislike about Customer.io? Don't know of any downsides to customer.io What problems is Customer.io solving and how is that benefiting you? Allowing us to connect our marketing website and web app to automate email marketing

"Send messages to realtime customer data"

What do you like best about Customer.io? we can customize messages to all customer in single tool What do you dislike about Customer.io? tool interface need to easy to make things simple What problems is Customer.io solving and how is that benefiting you? connecting with customers and keeping them in pipeline for sales and renewals

"Send messages to realtime customer data"

What do you like best about Customer.io? we can customize messages to all customer in single tool What do you dislike about Customer.io? tool interface need to easy to make things simple What problems is Customer.io solving and how is that benefiting you? connecting with customers and keeping them in pipeline for sales and renewals

"One of the best Marketing Automation tool"

What do you like best about Customer.io? - despite the large number of functions, the tool is very easy to use - ability to create email / push / in-app messages / webhook campaigns in one place - very simple and friendly integration with business internal tools - built in Customer Data Platform - possibility of advanced segmentation of the customer base What do you dislike about Customer.io? - it's really hard for me to complain about anything What problems is Customer.io solving and how ...

"One of the best Marketing Automation tool"

What do you like best about Customer.io? - despite the large number of functions, the tool is very easy to use - ability to create email / push / in-app messages / webhook campaigns in one place - very simple and friendly integration with business internal tools - built in Customer Data Platform - possibility of advanced segmentation of the customer base What do you dislike about Customer.io? - it's really hard for me to complain about anything What problems is Customer.io solving and how ...

"Unique product with a lot of capabilities"

What do you like best about Customer.io? It was simple enough to intergrate different tools, and has a lot of cabailities. It is the right tool for the job. What do you dislike about Customer.io? Even though the main use cases are simple, sometimes other members of my team which are less technical has a harder time grasping how to use it. What problems is Customer.io solving and how is that benefiting you? Sending emails to users of our SaaS platform, both automatically and manually. I ...

"Customer.io A Great Tool For Customer Engagement"

What do you like best about Customer.io? Customer.io is a very user-friendly interface that is simple for anyone to use and navigate, regardless of technical proficiency. Segmentation and Personalization: The platform includes strong segmentation and personalization features that enable precise targeting and have increased audience engagement. Automation: We have saved a tonne of time and effort by streamlining our marketing activities, allowing us to nurture leads more efficiently, and ...