Simlar is described as 'Free and secure calls Protect your privacy and make free and tap-proof mobile phone calls over the internet with Simlar' and is an app in the social & communications category. There are six alternatives to Simlar for a variety of platforms, including Windows, Linux, Mac, Android and iPhone apps. The best Simlar alternative is Jami, which is both free and Open Source. Other great apps like Simlar are Wire, Jitsi Desktop, Linphone and Speek!.
Jami (formerly GNU Ring, SFLphone) positions itself as a potential free Skype replacement
Jami is the most popular Windows, Android, Mac & iPhone alternative to Simlar.
Jami is the most popular Open Source & free alternative to Simlar.
Wire is the most secure collaboration platform featuring messenger, voice, video, conference calls, file-sharing, and external collaboration –all protected by the most secure end-to-end-encryption.
Wire is the most popular Web-based, SaaS & Self-Hosted alternative to Simlar.
Jitsi Desktop (previously SIP Communicator) is a legacy audio/video and chat communicator with full encryption, precedessor of Jitsi Meet .
Linphone is one of the most famous open source softphones in the world. It is fully SIP-based, for all calling, presence and IM features.
Speek! is the first messenger that is anonymous and censorship-resistant by design. Speek! messenger encrypts all messages and is secure, private and decentralized.
MicroSIP is a free portable SIP softphone for Windows based on PJSIP stack. It allowing to do high quality VoIP calls (P2P or on regular telephones) via open SIP protocol. From cloud of SIP providers you can choose best for you, register account and use it with MicroSIP. You'.
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