A1 mobile dialer is a mobile application for making VoIP calls. It works based on SIP protocol and requires data service of GPRS/3G/4G or WiFi data connection.
Features:
1. VoIP incoming and outgoing call
2. Support full functional pin to pin (SIP to SIP) call
3. Can bypass any Firewall
4. Low bandwidth consumption by customized byte saver solution
5. Smart echo cancellation technique
6. Derail call log of incoming and outgoing calls
7. DTMF support
8. PLC (Packet Loss Concealment) and VAD (Voice Activity Detection) implemented
9. Alert system by local Inbox message or pop-up message
This version of A1 Android App comes with one universal variant which will work on all the Android devices.
If you are looking to download other versions of A1 Android App, We have 2 versions in our database. Please select one of them below to download.