Slack began as an internal tool for Stewart Butterfield’s company Tiny Speck during the development of Glitch, an online game. By April 2015, Slack had grown to 200,000 paid subscribers and a total of 750,000 active users. On January 4, 2021, Slack’s service experienced an outage.
About Slack (software) in brief

Slack has been made to run on a Super Nintendo Entertainment System via Satellaview. Slack provides mobile apps for iOS and Android in addition to their Web browser client and desktop clients for macOS, Windows, and Linux. Slack is also available for the Apple Watch, allowing users to send direct messages, see mentions, and make simple replies. By April 2015, Slack had grown to 200,000 paid subscribers and a total of 750,000 active users. Late in 2015, more than a million active users passed more than 100,000 Slack accounts. Slack is a freemium product, whose main paid features are the ability to search more than 10,00 archived messages and add unlimited apps and integrations.
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This page is based on the article Slack (software) published in Wikipedia (as of Jan. 04, 2021) and was automatically summarized using artificial intelligence.






