What is Signal?
Signal is an ad-free, free and open source, cross-platform encrypted and confidential messaging software platform. Developed by the Signal Foundation and Signal Messenger LLC. Source
Privacy: Open source Signal Protocol ™ secure chat.
Fast communication even on low data connection.
Enhanced sound and image quality.
Different warning sounds for each person.
Built-in image editor.
Signal Account Deletion
You can easily delete your Signal account from within the app as follows:
Menu: Settings > Advanced > Delete Account