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Why pay for Slack Pro when Slack Free

What you get free

Unlimited one-to-one and group chat, but only the last 90 days of message history.

What you miss

Full message history, unlimited app integrations and advanced admin controls.

Get Slack FreeSlack Pro official site

All free options for Slack Pro, best first

  1. Slack Free Unlimited one-to-one and group chat, but only the last 90 days of message history.
  2. Discord Free voice, video, screen sharing and text channels with roles, threads and bots.
  3. Element Open-source Matrix chat with end-to-end encryption and optional self-hosting.