Tox is a peer-to-peer instant-messaging and video-calling protocol that offers end-to-end encryption. Developed by Project Tox
License: Open Source
Tox is a decentralized messaging and video calling app focused on privacy and security, while Ekiga is a more traditional VoIP and video conferencing solution that supports integration with other services. Tox is ideal for users prioritizing security, whereas Ekiga is suited for those needing video conferencing capabilities.