36 results for sip
Voicent BroadcastByPhone Autodialer 9.0.5
Simple easy to use VOIP Auto Dialer.
Express Talk Free VoIP Softphone for Mac 4.04
Internet phone to make calls on your Mac OS X
Mizu VoIP SoftPhone 3.2.6
MizuPhone -the VoIP softphone by Mizutech
Axon Business Virtual PBx System 2.22
Virtual PBX Software for Windows PCs
IVM Telephone Answering Attendant 5.12
Phone Attendant and voice mail software.
PC-Telephone 7.2
PC-to-PhoneFax over Internet SIP or ISDN
Carousel Telephony Adapter 1.00
Connect VoIP to ordinary phone lines
OfficeSIP Server 2.7
Free voice calling and instant messaging
iSoftPhone 3.6
An easy to use Internet phone for Mac OS X
Express Talk Free VoIP Softphone 4.35
Internet phone to make calls using your PC