Signal

Free, end-to-end encrypted messaging and calling app run by a nonprofit, with no ads or tracking.

FreeiPhoneAndroidWindowsMacLinux

We have not written a full review of Signal yet. What is here comes from its official website and app store listing.

Alternatives to Signal

See all 8 alternatives

ZangiFree, iPhone, Android

Private messenger that works without a phone number.

MessengerFree, Apple

Meta's free messaging and calling app.

Kik Messaging & Chat AppFree, iPhone, Android

Chat app for messaging friends and groups.

WhatsApp MessengerFree plan, Apple

Free messaging and calls used by over 2 billion people.