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 an open-source, privacy-centric messaging platform that emphasizes security with its end-to-end encryption, while KakaoTalk offers a more user-friendly experience with robust multimedia sharing and integration features. Tox is ideal for users prioritizing privacy, whereas KakaoTalk is better suited for users looking for a versatile messaging app with a wide range of functionalities.