Linphone

Linphone 3.6

Free
It allows you to communicate freely with people over the Internet
3.9  (9 votes)
2.0
3.11.1 (See all)

Linphone is a Voice Over IP phone that allows you to communicate freely with people over the Internet, with voice, video and text instant messaging. It is a program based on the SIP protocol, an open standard for Internet telephony, allowing you to use it with any SIP VoIP operator.

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