Signal

Rarity: Ultra rare

A topic known all over the world: only a few thousand cards.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Work

Domain

Society

Knowledge cost

6

In collections

Nobody has pulled it yet.

What Wikipedia says

Signal is an open-source, encrypted messaging service for instant messaging, voice calls, and video calls. The instant messaging function includes sending text, voice notes, images, videos, and other files. Communication may be one-to-one between users or may involve group messaging.

Excerpt from the Wikipedia article “Signal (software)”, under the CC BY-SA 4.0 license. Read the article on Wikipedia