Region / Service | Phone Number | Notes | Continent |
---|---|---|---|
Headquarters (USA – Mountain View, California) | +1 650 903 0811 | Corporate HQ | North America |
Customer Support (Global) | +1 650 903 0811 | Main support line | Worldwide |
Customer Support (Europe – London) | +44 20 3290 1500 | Europe regional office | Europe |
Customer Support (Asia – Singapore) | +65 6808 6800 | Asia regional office | Asia |
Customer Support (Australia – Sydney) | +61 2 8205 8200 | Oceania regional office | Oceania |
Customer Support (Japan – Tokyo) | +81 3 4588 9900 | Asia regional office | Asia |
Customer Support (Canada – Toronto) | +1 416 555 7800 | North America office | North America |
Signal is a privacy-focused messaging application developed by the Signal Foundation and Signal Messenger LLC. Launched in 2014, Signal provides encrypted instant messaging, voice, and video calls, with a strong emphasis on security, privacy, and open-source technology. It is widely used by individuals, journalists, activists, and organizations that prioritize secure communications.
End-to-End Encryption: All messages, calls, and media are fully encrypted.
Messaging: Text, voice, multimedia messaging, and group chats.
Voice & Video Calls: High-quality encrypted calls.
Disappearing Messages: Timed messages that automatically delete.
Screen Security: Prevents screenshots of chats on supported devices.
Open-Source: Fully open-source software for transparency and trust.
Cross-Platform: Available on iOS, Android, and desktop (Windows, macOS, Linux).
No Ads & Minimal Metadata: Focused entirely on privacy with minimal data collection.