PortSIP

1-Talk Android Edition is a SIP-based phone for the Android mobile digital device.With 1-Talk Android Edition, you can use the Wi-Fi internet connecti …

IPTalker voice service is the leading Sip termination service for Android. Set it up and start making cheep calls over WIFI or 3G from your mobile dev …

PortGo mobile Edtion is a SIP-based phone for Android that uses a Wi-Fi or 3G/4G connection to make and receive calls. Using the Android's existin …