FeenPhone is a free app for radio and podcasters with ultra-high-quality full-duplex decentralized talk.

FeenPhone has an extensive list of features that are impressive. Some of these features include:

P2P HQ mono true-duplex audio direct from one computer to another via Opus codec.check3

No noise reduction or echo cancellation, by choice. check3

Solid networking built from the ground up. check3

Extensible for other protocols.check3

Drop-down menus to pick audio input, audio output, buffer settings and codec settings.check3

Text chat for troubleshooting.check3

Saves settings (including remote IP) on exit.check3

Buffer meter check3

Low-latencycheck3

No creep in latency. check3

Roll separate server module into program.check3

Multi-protocol support (TCP, UDP, Telnet)check3

Master volume VU metercheck3

Additional audio format / codec: PCM, G.722. (were later removed from interface, didn’t sound as good as Opus) check3

Minimal clicking and drop-outs. check3

Doesn’t crash.check3

Works almost flawlessly for two hours of solid two-way talk. check3

Ability to add a third person to the conversation. check3

More variations in Opus settings. check3

Default to best buffer settings on all three sliders.check3

Input VU meter for each hostcheck3

Volume sliderscheck3

Much more and more to come.