CTMBuddy is a mobile app that offers various key features for CTM customers. These features include checking the usage of mobile data, mobile usage, and CTM Wi-Fi at any time. Users can also check and pay their bills through the app. Additionally, the app provides access to the CTM Bonus Points Scheme, allowing customers to inquire about bonus points, expiry dates, gift items, and gift redemption. Online applications for services like mobile, internet, and data roaming are also available. The app includes a feature called "TicketEasy" that allows customers to check the status of tickets at CTM shops. Other features include CTM Wi-Fi autosetting, phone and equipment maintenance status enquiry, detailed information on IDD, local phone numbers, and data roaming services, and the location of CTM shops. For customers who have activated their account through CTMBuddy, additional functions include usage checking and QR code bill payment for postpaid customers, remaining usage and expiry date for prepaid customers, online applications, CTM membership checking and rewards service, and CTM Wi-Fi resend and reset password options.

The CTMBuddy app offers several advantages for its users, including:

- Usage checking: Users can easily check the usage of their mobile data, mobile services, and CTM Wi-Fi at any time using their phone.

- Bill checking and payment: The app allows users to conveniently check and pay their bills through the app.

- Access to CTM Bonus Points Scheme: Users can access and enquire about their bonus points, including checking their points record, expiry date, and available gift items for redemption.

- Online applications: The app allows users to apply for various services, such as mobile, internet, and data roaming, conveniently online.

- TicketEasy: Customers can use this feature to check the status of their tickets at CTM shops, draw tickets, and view ticket status.

- Phone and equipment maintenance status enquiry: Users can check the status of their phones and equipment for any maintenance or repair needs.

Please note that some of these features are only available to CTM customers who have activated their account through the CTMBuddy app. These include usage checking and QR code bill payment for postpaid customers, remaining usage and expiry date for prepaid customers, online applications, CTM membership checking, rewards service, CTM Wi-Fi resend and reset password.