Signal Private Messenger

In-app purchases
4.6
2.78M reviews
100M+
Downloads
Editors' choice
Content rating
USK: All ages
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About this app

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.


• Send texts, voice messages, photos, videos, GIFs, and files for free. Signal uses your phone’s data connection, so you avoid SMS and MMS fees.


• Call your friends with crystal-clear encrypted voice and video calls. Group calls supported for up to 50 people.


• Stay connected with group chats up to 1,000 people. Control who can post and manage group members with admin permission settings.


• Share image, text, and video Stories that disappear after 24 hours. Privacy settings keep you in charge of exactly who can see each Story.


• Signal is built for your privacy. We know nothing about you or who you’re talking to. Our open source Signal Protocol means that we can’t read your messages or listen to your calls. Neither can anyone else. No back doors, no data collection, no compromises.


• Signal is independent and not for profit; a different kind of tech from a different kind of organization. As a 501c3 nonprofit we are supported by your donations, not by advertisers or investors.


• For support, questions, or more information please visit https://support.signal.org/


To check out our source code, visit https://github.com/signalapp


Follow us on Twitter @signalapp and Instagram @signal_app
Updated on
Nov 5, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Personal info
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.6
2.75M reviews
C P
4 November 2025
There are some smaller bugs, such as when you accept an invitation, the message doesn't go away, leading you to believe that you weren't added to the group. Also, ive recently tried to transfer my account and data to a new phone and the QR just didn't work. Luckily, the alternative solution of backing up and restoring the data was seamless and quick. Otherwise simple-to-use, intuitive app.
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d. roid
23 October 2025
Overall I'm very happy with the app for a long time now. Have an issue recently, though: When I attach a file to a message in 'Note to self', it looses the original name of the file. Instead, the filename is always 'Unnamed file'. Can you please have a look into this? Thx. Otherwise, keep up the good work! Edit 2025-10-23: Seems to be fixed by now! Thanks a ton, guys! 👌🏻👍🏻😀
15 people found this review helpful
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Christopher Clarke
30 August 2025
A nice alternative to other messaging apps. However, I frequently experience issues with missed notifications, calls don't always ring, call quality can be poor/average, and on occasion, messages don't appear for a period of time (up to 30 minutes). The message then suddenly appears dated/timed 30 minutes prior.
189 people found this review helpful
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