Ymax is a Mobile VoIP dialer application developed by Ymax Global Services Limited. This app allows users to make VoIP calls from any Android device using 3G/Edge/Wi-Fi internet connectivity. It is designed to meet the requirements of VoIP Providers' business needs.

With Ymax, users can make calls using the SIP protocol for signaling. The app is capable of running behind NAT or private IP, ensuring seamless connectivity. The interface is user-friendly, making it easy for users to navigate and utilize the app's features.

One of the convenient features of Ymax is the auto-sync of balance, which allows users to keep track of their call credits in real-time. The app also provides real-time SIP status messages, giving users instant feedback on their call status. Additionally, Ymax offers a call history feature, allowing users to easily access their previous calls.

Furthermore, Ymax integrates with the user's address book, making it convenient to select contacts for calling. The app is compatible with all SIP standard switches, ensuring compatibility with various VoIP services.

Ymax is a reliable and efficient mobile VoIP dialer for Android devices, providing users with a seamless and user-friendly experience for making VoIP calls.