Internet telephony software

Displaying 20 softs

A professional telephone voice changer. Supports telephone mobile, internet.
License: Shareware
Size: 1.65 MB

Phone Attendant, voice mail and ivr software for Windows.
License: Shareware
Size: 1.43 MB

Easy to use VoIP softphone with profile and contact management.
License: Freeware
Size: 3.63 MB

Full-featured, award-winning Address Book, Folders, Calendar and telephony suite
License: Shareware
Size: 7.64 MB

Embedded Windows CE VOIP SIP or H323 Developers Kit
License: Demo
Size: 2.5 MB

Lets you index and search Electronic Business Card files
License: Time-limited trial (Free to try)
Size: 548 KB

Yate is a next-generation telephony engine
License: OpenSource under LGPL
Size: 1.8 MB

Persoanlized Noise Reduction Software for VoIP, Mobile and PBX
License: Freeware
Size: 1.09 MB

Best Phone is a SIP based VoIP soft phone integrating SIP stack, Java and JMF.
License: Freeware
Size: 20 MB

FREE Phone is a SIP based VoIP soft phone integrating SIP stack, Java and JMF.
License: Freeware
Size: 20 MB

Freephone is a Net based VoIP Phone.
License: Freeware
Size: 5.68 MB

A comprehensive messenger to communicate and see your friends and family wherever you are
License: Freeware (Free)
Size: 6.8 MB

An entirely new way to take complete control of your interconnected lifestyle
License: Freeware (Free)
Size: 27.1 MB

Adoresoft offers SIP Softphone for Internet Telephony Service Provider
License: Freeware (Free)
Size: 1.6 MB

Sprinx CTI Client will display the call data from switchboard directly on your monitor and will also display information from yo
License: Freeware (Free)
Size: 42.2 MB

Voice over Internet Protocol technology makes high quality telephony available even in places lacking traditional telephone infrastructure
License: Demo (Free to try)
Size: 45.4 MB

Allow your old modem communication programs to exchange data via the Internet.
License: Commercial
Size: 3.62 MB

SIP activeX to add make/receive phone calls feature in your apps and web pages.
License: Commercial
Size: 1.86 MB

A VoIP connection via P2P available with no server needed.
License: Demo (Free to try)
Size: 2.4 MB

Make a VoIP connection via P2P available with no server needed
License: Demo (Free to try)
Size: 2.1 MB