Messaging, voice, video calling and file transfer. Anonymous signup. No phone number needed. Encryption only on pay account. Mobile apps only. Desktop apps in development.
Voice and video calling and group chats. No phone number or contacts sharing required. One of the few that allows group calls with up to 128 conversations all end-to-end encrypted. Sign up on the web
Messaging, voice, video, and group calls. File storage and sharing. Calls and messaging are peer-to-peer with no servers in the middle. Premium and business plans.
An open source multi-function app. Messaging, video calls, conferencing, desktop sharing and file sharing all encrypted by default. Used by Edward Snowden.
A physical mobile phone that allows texting, voice, video and e-mail communications, as well as document and file storage. Features integrated cryptocurrency wallet.
A physical phone that has all the features of a regular smartphone except it is a hardened version of the Android OS. Features ability to physically disable the camera and microphone by removing power