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Signal

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454 reviews
  • 1 profiles
  • 1 categories
Average star rating
4.4
#1 in 1 categories
Grid® leader
Serving customers since
2013
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Signal

454 reviews

Signal is a privacy-focused messaging application that offers end-to-end encrypted communication for text messages, voice calls, and video calls. Designed to prioritize user security, Signal ensures that only the intended recipients can access the content of the communications, safeguarding against potential eavesdropping by third parties. The app is available across multiple platforms, including Android, iOS, Windows, macOS, and Linux, making it accessible to a wide range of users. Key Features and Functionality: - End-to-End Encryption: Utilizes the Signal Protocol to encrypt messages, voice calls, and video calls, ensuring that only the sender and recipient can access the content. - Secure Voice and Video Calls: Provides encrypted voice and video calling capabilities, including group calls, maintaining privacy across all communication channels. - No Data Collection: Operates without collecting user metadata, such as contact lists or communication logs, enhancing user privacy. - Disappearing Messages: Offers a feature where messages can be set to automatically delete after a specified time, adding an extra layer of security. - Open-Source Code: Maintains transparency by making its source code publicly available, allowing for independent security audits and fostering trust among users. Primary Value and User Solutions: Signal addresses the growing concern over digital privacy by providing a secure platform for personal and professional communication. By implementing robust encryption and minimizing data collection, it ensures that users can communicate without fear of surveillance or data breaches. This is particularly valuable for individuals and organizations that handle sensitive information and require a trustworthy communication tool to maintain confidentiality.

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304
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3
1

Signal Reviews

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Profile Name
Star Rating
304
118
28
3
1
Verified User in Information Technology and Services
UI
Verified User in Information Technology and Services
06/05/2026
Validated Reviewer
Verified Current User
Review source: G2 invite

Secure Messaging Across Devices. Perfect for Team Chats and Groups

I love how secure Signal makes me feel, and how easy it is to use across all my devices.
Jonathan B.
JB
Jonathan B.
Videographer at Runk & Pratt Companies
04/20/2026
Validated Reviewer
Verified Current User
Review source: Organic

Top-Notch Security and Safe, Easy Global Communication

The security of Signal is top notch. I like that there needs to be verified numbers and users. It makes communicating with others around the world easy, safe, and secure.
Paul B.
PB
Paul B.
Project Manager
02/02/2026
Validated Reviewer
Review source: G2 invite
Incentivized Review

The gold standard for private, secure, and bloat-free communication.

The industry-standard end-to-end encryption is the biggest draw for me. Unlike other "secure" apps, Signal is open-source and operated by a non-profit, which removes the profit motive from my personal data. The UI is clean, the desktop sync is seamless, and the "disappearing messages" feature is handled much more intuitively than its competitors.

About

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HQ Location:
San Francisco, CA

Social

@signalapp

What is Signal?

Privacy is possible. Signal Messenger makes it easy.At Signal, our goal is to develop open source privacy technology that protects privacy rights, promotes free expression and enables secure global communication. We believe that private messaging should be simple and ubiquitous. Signal combines state-of-the-art security and end-to-end encryption with the features that users expect in a modern messaging application. Millions of people use Signal every day to speak freely, and a growing list of organizations have integrated the open source Signal Protocol into messaging platforms that support billions of users.Working on Signal is an opportunity to become part of a diverse group of people who are passionate about privacy. As a nonprofit organization, Signal Messenger is uniquely positioned to focus on its mission in an environment where users will always come first. Our team is growing quickly, and we encourage candidates from a diverse set of backgrounds to apply.workwithus@signal.org

Details

Year Founded
2013
Website
signal.org