VoIP client for Symbian smartphones. Supports Google Talk, MSN Messenger and SIP VoIP services. Data can be transferred and downloaded via GPRS or UMTS. Download requires you to input personal data. Different version numbers used for different systems.
Asterisk-compatible IAX and SIP soft phone. Supports the GSM, ULAW, ALAW, SPEEX and ILBC codecs. Can run from a mobile data medium without installation. Available with different version numbers for Mac and Linux.
SIP-based IP telephone exchange that allows you to use any SIP telephone (software or hardware). It can also be used to receive and hold conversations over analogue telephone lines (PSTN) via a VoIP gateway.