State-of-the-art end-to-end encryption (powered by the open source Signal Protocol) keeps your conversations secure. We can't read your messages or listen to your calls, and no one else can either.

"Signal", Signal logos, and other trademarks are trademarks or registered trademarks of Signal Technology Foundation in the United States and other countries (more info here).

Signal users can send private messages and make secure calls to other Signal users anywhere in the world for free over the internet. All Signal-to-Signal communication is private and end-to-end encrypted.

"Signal", Signal logos, and other trademarks are trademarks or registered trademarks of Signal Technology Foundation in the United States and other countries (more info here).

"Signal", Signal logos, and other trademarks are trademarks or registered trademarks of Signal Technology Foundation in the United States and other countries (more info here).

Getting Started Understand the basics of Signal on Android, iOS, and Desktop. Features Explore rich features of private messaging. Security This section contains common questions regarding safety …

Signal is committed to your privacy. Signal runs on donations as a nonprofit. Donate here!

Signal is a messaging app with privacy at its core. It is free and easy to use, with strong end-to-end encryption that keeps your communication completely private.

Untuk menggunakan aplikasi Signal desktop, Signal harus diinstal di ponsel Anda terlebih dahulu.

Linked Devices You can link Signal Desktop or Signal iPad to your phone. All Signal communication on linked devices are private. Note: Your chats and last 45 days of media can be synchronized from …