Pabna Express Platinum 2019 is a VoIP app available for Android smartphones that offers a range of functionalities, including VoIP calls, SMSs, and cross-platform instant messaging. This app is compatible with data-enabled mobile phones, be it 3G/4G or WiFi, and requires an Operator Code to work. Users can obtain this code from a VoIP Service Provider, who can use this white-label platform to offer mobile VoIP services in their own brand.

One of the key features of Pabna Express Platinum 2019 is its cross-platform instant messaging, which allows users to chat with anyone regardless of the device they use. The app also facilitates easy sign-up using mobile numbers as user IDs and automatic Buddy List creation, with an option to invite phonebook contacts to install the app. Moreover, the app comes with a facility to enable mobile top-ups, which adds to its overall convenience.