Signal

The non-profit Signal Technology Foundation and Signal Messenger LLC created Signal, a cross-platform centralized encrypted instant messaging service. Users may send one-on-one and group communications with files, voice notes, photos, and videos. It can also be used to make one-on-one and group voice and video chats, and the Android version may operate as an SMS app if desired.

Signal was developed by Whisper Systems as a replacement for two different programs dedicated to encrypted voice calling and encrypted messaging. Encryption has always been at the heart of the company's offerings. When Twitter bought it in 2011, the objective was to strengthen the microblogging platform's security. Its encryption engine is open source, which implies that anybody may inspect it. Signal is utilized by well-known cybersecurity and data privacy leaders such as Edward Snowden and Bruce Schneier! That's because all communication in Signal is encrypted end-to-end by default (it's one of the few encrypted messaging apps that use this default method).

Ease of use and strong, open-source, regularly audited encryption makes Signal a favorite of the security-conscious, with accolades from Edward Snowden and other privacy advocates. User-friendliness without compromising on security makes Signal a fantastic option for users looking for an encrypted messaging and calling app.

Detailed information:
Self-Destructing Messages: Yes
Data Stored: None
Website: https://signal.org/download