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
An end-to-end encryption global standard. Encrypts the metadata in email which is the To: and From: fields. DIME provides multiple modes of security (Trustful, Cautious, & Paranoid) and is radical
Autocrypt is a set of open source guidelines for developers to achieve convenient end-to-end-encryption of e-mails. It specifies how e-mail programs negotiate encryption capabilities using regular e-m
An anonymous voip and messaging app that uses an outer VPN tunnel and transmits VOIP and data on an inner tunnel. No phone number is needed and all calls and texts are peer-to-peer with no server in b
A messaging app built on the Tox protocol which features no messaging server, peer-to-peer and end-to-end encryption. The multi-platform Tox apps are in various levels of development.
A messaging app featuring the ability to create off-the-grid networks when you are without an internet connection using the internal radio in the phone. Anonymous signup. Built on the open source prot
Messaging app with optional end-to-end encryption they call Letter Sealing. Both users must have it activated in order for the encryption to be active. Encryption is available for chat room only and i
