LEEVOICE is a mobile app for Android and other smartphones that allows users to make VoIP calls and send SMSs using their data-enabled mobile phones. It offers cross-platform instant messaging, allowing users from different operating systems to chat with each other. The app is easy to sign up for, using the user's mobile number as their ID, and it automatically creates a buddy list with the option to invite contacts from the phonebook. Additionally, LEEVOICE provides the facility to enable mobile top-up.

For service providers, LEEVOICE is available in all major OS platforms and can be fully customized and branded according to their requirements. They can also request a free trial by registering on the developer's website. End users are prompted to enter their operator code, mobile number, and password to start using the app.

Overall, LEEVOICE is a versatile VoIP mobile dialer that offers a range of functionalities for Android and other smartphones. It provides an easy and convenient way for users to make calls, send messages, and engage in cross-platform instant messaging.