MicroSIP Portable 3.1.11 has been released. MicroSIP is a lightweight SIP softphone allowing for high-quality video and audio connections using any SIP provider. More details are available on the app's homepage. It's packaged in PortableApps.com Format for easy use from any portable device and integration with the PortableApps.com Platform. And it's open source and completely free.
Update automatically or install from the portable app store in the PortableApps.com Platform.
MicroSIP allows you to make high quality VoIP calls via open SIP protocol. You can select the best SIP provider for you. You'll get free person-to-person calls and cheap international calls. MicroSIP has an easy to use interface, support for all major voice codecs, support for SIP functionality (voice, messaging, presence, video h264 and h263+) and privacy (configurable encryption TLS / SRTP for control and media). Learn more about MicroSIP...
PortableApps.com Installer / PortableApps.com Format
MicroSIP Portable is packaged in a PortableApps.com Installer so it will automatically detect an existing PortableApps.com installation when your drive is plugged in. And it's in PortableApps.com Format, so it automatically works with the PortableApps.com Platform including the Menu and Backup Utility.
MicroSIP Portable is available for immediate download from the MicroSIP Portable homepage. Get it today!
what dose this do????????????
Voice over IP, aka, online telephone. You use it with a SIP provider: http://en.wikipedia.org/wiki/SIP_provider
so is it free calling