Signal is a privacy-focused messaging app designed to provide a simple, powerful, and secure communication experience.
Main capabilities:
- End-to-end encryption: Using the open-source Signal Protocol, every message and every call is end-to-end encrypted, and the service provider cannot read messages or listen to calls.
- Free content sharing: Send text, voice messages, photos, videos, GIFs, and files for free using a mobile data connection, avoiding SMS and MMS charges.
- Voice and video calls: Supports clear voice and video calls with no long-distance fees, suitable for local or overseas communication.
- Encrypted stickers: Supports encrypted stickers, and users can create and share their own sticker packs.
- Group chats: Supports group chats, making it easy to stay in touch with family, friends, and colleagues.
- No ads, no tracking: No ads, affiliate marketing, or unsettling tracking, focusing on sharing important moments with the people who matter.
How to use: Get the Signal app through the official website https://signal.org/ .
Use cases: Suitable for daily communication by privacy-conscious individuals and groups, including sending various types of messages, making voice and video calls, and group communication.
Limitations and notes: Signal is an independent nonprofit organization, is not affiliated with any large tech company, and cannot be acquired by one; development is supported by grants and donations.
Note: According to the provided information, specific pricing, platform support details, or usage steps are not mentioned, and this information is not currently provided.