Cost / License
- Freemium
- Proprietary
Platforms
- Android




Linphone is described as 'Is one of the most famous open source softphones in the world. It is fully SIP-based, for all calling, presence and IM features' and is a very popular instant messenger in the social & communications category. There are more than 50 alternatives to Linphone for a variety of platforms, including Android, iPhone, Windows, Mac and iPad apps. The best Linphone alternative is SimpleX Chat, which is both free and Open Source. Other great apps like Linphone are Jami, Jitsi Desktop, Molly and FluffyChat.




Smoke Messenger is an open-source Instant Messenger that is known as the first mobile Messenger worlwide using the encryption algorithm McEliece. To be downloaded at F-Droid.org or Github.com. Smoke provides with its own Server-Software: SmokeStack-Echo-Server.




Q-municate is a cross-platform app with a wide range of communication features including free messaging, file transfer, push notifications, audio/video calls.




all-in-one Communication and Collaboration Platform. The NYNJA platform combines the benefits of instant chat, video conferencing, screen sharing, file sharing, asset management collaboration, and much more, in one fast, easy and reliable platform.








YateClient is a free Voip Client (SIP / IAX / GVoice) and Instant Messenger (Facebook / GTalk / Jabber), with it you're permanently connected on multiple chat and telephony accounts.







Screenmeet lets you screen share your desktop or mobile to any device, Instantly. Participants join in 1 Click and do NOT need to download any software to join the meeting. By taking the friction out of screen sharing, we save sales professionals 5-10 minutes per sales calls.


Phoner provides business owner, sales people, lawyers, doctors, police officers and others with a second phone number to protect their identity and also gives the convenience of multiple phone numbers on one device.




Softphone for VoIP, CAPI und TAPI. This application enables voice connections to landline, cellular network and VoIP. Phoner can be used as softphone on stationary and mobilecomputer devices attached to anlogue or digital (ISDN) subscriber lines and as SIP client.
PhonerLite is.






Spreed is the worldwide unified web conferencing service offering integrated web and telephone conferencing. It is based on Flash Player. Free service includes 3 attendees and max 1.5h meetings. Single events or monthly service can be purchased.
