Ring (SFLphone) is an open-source SIP-compatible softphone and instant messenger for Linux, Microsoft Windows, OS X and Android. Developed by Savoir-faire Linux
License: Open Source
Empathy is designed for team collaboration with features like messaging, video calls, and strong security, making it ideal for remote teams. In contrast, Ring is focused on home security and integrates with smart devices, making it more suitable for users looking to enhance their home safety.