Call Express

Gọi Express là một dựa trên SIP mềm điện thoại cho Android Mobile để thực hiện các cuộc gọi VoIP

Call Express is the solution to making high quality calls for a fraction of the cost. Utilizing the latest advances in VoIP technology, you can be ensured that all your communications are secure and affordable.

• Call Express is a SIP-based soft phone. You can call your friends and family from Call Express with lowest international call rates! And very good quality.

Features

• SIP-based Softphone with exceptional voice quality

• Works from Wi-Fi/3G/4G/GSM

• Support for DTMF

• Easy contact book, call history.

In addition to your cost savings, we offers:

• Secure and reliable communication

• Compatible with VOIP switches supporting standard SIP

• Unique anti-block solution

• Option to brand own dialer

• Advance Echo Cancellation