Lumicall : Free calls from PC to mobile The Lumicall web site now offers free calling from this web site to any user with Lumicall This service is powered by WebRTC, a new standard for using a web browser as a telephone For your security, no plugin is required
Lumicall: genuinely free calls for Android Lumicall Free and convenient app for encrypted phone calls from Android Uses the SIP protocol to interoperate with other apps and corporate telephone systems Install (Google Play) »
Lumicall | F-Droid - Free and Open Source Android App . . . Lumicall SIP softphone SIP softphone with a comprehensive range of features: * ENUM dialing seamlessly checks all numbers you dial * DNS SRV lookup keeps track of which contact email addresses are active for federated SIP * TLS encryption of SIP messaging and both SRTP and ZRTP supported for audio stream encryption