Making work simpler, more pleasant, and more productive


Slack is the collaboration hub that brings the right people together with all the right information and tools to get work done. Launched in 2014, Slack is the fastest-growing business application in history. Millions of people around the world use Slack to connect their teams, unify their systems, and drive their business forward. From Fortune 100 companies to corner markets, Slack helps people communicate better.


70,000+ paying companies
use Slack (and counting)

8 million daily active users
65 companies from the Fortune 100 have paid Slack workspaces
500,000 organizations use Slack