Signal - Private Messenger

Signal - Private Messenger

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Logo of Signal - Private Messenger

Signal: Private Messaging Without Compromise

Join the independent, non-profit network that puts your privacy first. Experience crystal-clear calls and secure chats with no ads, no tracking, and no data collection.

Publisher

Signal Messenger, LLC

Category

Social Networking

Downloads

86M+

User Rating

4.7/5

Total Ratings

3M+

Locales

42

Privacy in Action

Discover the interface used by 86M+ users.

Interface of Signal Private Messenger showing the chats list and encryption headline

Interface of Signal Private Messenger showing the chats list and encryption headline

A smartphone screen showing the Signal private messenger app with the disappearing messages feature active in a chat

A smartphone screen showing the Signal private messenger app with the disappearing messages feature active in a chat

Signal messenger interface showing a group video call with multiple participants

Signal messenger interface showing a group video call with multiple participants

Interface of Signal app showing the stories feature with a photo and emoji reactions

Interface of Signal app showing the stories feature with a photo and emoji reactions

Signal mobile app interface showing a family group chat with shared photos, voice notes, and PDF documents.

Signal mobile app interface showing a family group chat with shared photos, voice notes, and PDF documents.

Interface of Signal Private Messenger showing a group chat with various participants and media

Interface of Signal Private Messenger showing a group chat with various participants and media

Signal app screen displaying an optional username and QR code for privacy.

Signal app screen displaying an optional username and QR code for privacy.

The Gold Standard of Privacy

The tools that make this app stand out, trusted by 86M+ users.

🛡️

State-of-the-Art Encryption

Your messages and calls stay between you. Our open-source protocol ensures no one—not even us—can read your texts or listen to your calls.

🤝

People Over Profits

As a 501c3 non-profit, we have no advertisers to please or data to sell. We are supported by users like you, not by surveillance capitalism.

Uncompromised Quality

Enjoy crystal-clear HD voice and video calls for up to 50 people and share high-resolution media without the heavy compression of SMS.

Loved by users worldwide

Trusted by 86M+ people who love this app.

"

"Switching to Signal was a no-brainer for me. As a software engineer, I value their open-source protocol and the fact that they're a 501c3 non-profit. It is the only app where I feel my personal data isn't being auctioned off to the highest bidder."

David S., Senior Developer
"

"The call quality is honestly better than my cellular service, and the group chat features are top-notch. I use disappearing messages to keep my storage clean and my privacy intact. It is refreshing to use a tech product that actually puts the user first."

Elena R., Creative Director

About the app

Everything you need to know about Signal - Private Messenger.

Description

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

Latest Version

7.90

Size

188.6 MB

First Released

Jul 29, 2014

Your Privacy Is Not For Sale

Join millions who communicate freely without ads, trackers, or data collection. Experience the gold standard of encryption and take back control of your digital life today.

Download on App Store
FAQ

Frequently Asked Questions

Everything you need to know about Signal - Private Messenger

Is Signal Messenger secure and private?

Yes, Signal Messenger provides strong end-to-end encryption for all communications. It is built for privacy, ensuring messages and calls are private with no backdoors or data collection.

Does Signal Messenger cost money to use?

No, Signal Messenger is free to use. It utilizes your phone's data connection for communication, which helps users avoid standard SMS and MMS fees.

Does Signal Messenger support group video calls?

Yes, Signal Messenger supports crystal-clear encrypted group voice and video calls for up to 50 people. Users can call friends or groups from any location.

How many people can join a Signal Messenger group chat?

Signal Messenger group chats can include up to 1,000 people. Users can manage members and control who can post with admin permission settings.

Does Signal Messenger offer disappearing messages?

Yes, Signal Messenger includes a disappearing messages feature. This function helps users keep their message history tidy by automatically deleting messages after a set time.

What are Signal Stories?

Signal Stories are a feature in Signal Messenger that allows users to share images, text, and video. These Stories disappear automatically after 24 hours, and privacy settings control viewership.

How is Signal Messenger funded?

Signal Messenger is an independent 501c3 nonprofit organization. It is supported by user donations, not by advertisers or investors, ensuring its privacy-focused mission.

What types of messages can users send on Signal Messenger?

Signal Messenger users can send texts, voice messages, photos, videos, GIFs, and files. The app uses your phone's data connection for these communications.

Can I use Signal Messenger without sharing my phone number?

Yes, Signal Messenger offers optional usernames. Users can create a username to connect with others and start chats without directly sharing their phone number.