Founded 2013
HQ San Francisco, CA
Pricing Free / $7.25/mo
Free plan Yes
Website slack.com
About Slack
The standard for team messaging — organized channels, searchable history, and integrations with almost everything. The free plan covers small teams; paid unlocks full history and huddles. Best when email threads stop scaling.
What you get
- Organized channels
- Huddles & video
- Searchable history
- App integrations
Zoom
Google Workspace