Signal
Say hello to privacy.
Overview
Signal is a free and open-source messaging app that uses end-to-end encryption to secure all communications. It is developed by the non-profit Signal Foundation and is known for its strong commitment to privacy and security.
✨ Key Features
- End-to-end Encryption
- Private Messaging
- Voice and Video Calls
- File Sharing
- Disappearing Messages
🎯 Key Differentiators
- Strong end-to-end encryption by default
- Open-source and independently audited
- Non-profit and ad-free
Unique Value: A truly private messaging experience, with state-of-the-art end-to-end encryption and a commitment to user privacy.
🎯 Use Cases (4)
✅ Best For
- Protecting personal conversations from surveillance
- Secure communication for journalists and activists
- A private alternative to mainstream messaging apps
💡 Check With Vendor
Verify these considerations match your specific requirements:
- Enterprise team collaboration
- Project management
- Organizations that require administrative controls and integrations
🏆 Alternatives
Offers a higher level of privacy and security than most mainstream messaging apps.
💻 Platforms
✅ Offline Mode Available
🛟 Support Options
- ✓ Email Support
🔒 Compliance & Security
💰 Pricing
Free tier: All features are free
🔄 Similar Tools in Communication Platforms
Slack
A secure, channel-based messaging platform for teams....
Microsoft Teams
A unified communication and collaboration platform....
Zoom
A video-first unified communications platform....
Google Chat
An intelligent and secure communication tool for teams....
RingCentral
A comprehensive cloud communications platform....
8x8
An integrated cloud communications and contact center platform....