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MicroSIP Portable

3.21.3 freeware download

... MicroSIP allows you to make high quality VoIP calls via open SIP protocol. You can select ... presence, video h264 and h263+) and privacy (configurable encryption TLS / SRTP for control and media) ...

MicroSIP

3.21.3 freeware download

... Windows OS. It allowing to do high quality VoIP calls (person-to-person or on regular telephones) via open ... iLBC/8000, GSM/8000, PCMU/8000, PCMA/8000, G722/8000 privacy - configurable encryption TLS / SRTP for control and media portability ...

PhonerLite

2.38 freeware download

... configurable independently. PhonerLite supports state of the art encryption methods like TLS, SRTP and ZRTP. Of course PhonerLite works with IPv6 too. ...

MizuDroid

2.3 freeware download

... MizuDroid free softphone for Android you can make VoIP calls to users anywhere in the world using any VoIP service provider, SIP softswitch or your own PBX. ...

Mizu SIP SoftPhone Free

3.2.6 freeware download

... SIP softphone for windows which lets you make VoIP/SIP calls to users anywhere in the world using any VoIP service provider, SIP server or your own PBX. ...

Blink Qt for Linux

0.2.7 freeware download

... RLS services documents using XCAP protocol. Wideband VoIP * HD Audio (G722/Speex) * PSTN Compatible (G711) * Encryption (sRTP) * NAT Traversal (ICE) * Multi-Party Conferencing ...

Blink Qt for Windows

3.2.0 freeware download

... RLS services documents using XCAP protocol. Wideband VoIP * HD Audio (G722/Speex) * PSTN Compatible (G711) * Encryption (sRTP) * NAT Traversal (ICE) * Multi-Party Conferencing ...

SIP Communicator for Windows (x64 bit)

2.10.5550 freeware download

... Encrypted Instant Messaging with Off-the-Record Messaging (OTR) Call encryption with SRTP and ZRTP Miscellaneous On-line provisioning Provisioning server discovery via DHCP and mDNS ...

SIP Communicator for Mac OS X

2.10.5550 freeware download

... Encrypted Instant Messaging with Off-the-Record Messaging (OTR) Call encryption with SRTP and ZRTP Miscellaneous On-line provisioning Provisioning server discovery via DHCP and mDNS ...

PhonerLitePortable

3.16 freeware download

... independently. PhonerLite supports state of the art encryption methods like TLS, SRTP and ZRTP. ...