Head to head
Slack vs Trello
Two dated pricing records, side by side. Every figure links to its source from the product pages.
The records
Price history, compared
Slack +9.4%
| Free | $0 | per month |
| Pro | $4.38 | per seat / mo |
| Business+ | $9 | per seat / mo |
| Enterprise+ | $45 | per seat / mo |
| Enterprise+ | Contact sales | per tier / mo |
- 2026-10-04 Enterprise+ billing changed from contact/month to seat/month
- 2026-10-03 New plan: Enterprise+ at contact sales
- 2026-09-25 Enterprise+ billing changed from contact/month to seat/month
- 2026-08-14 Business+ is running an introductory price of $9/mo (50% off for 3 months), normally $18/mo
- 2026-08-14 Pro is running an introductory price of $4.38/mo (50% off for 3 months), normally $8.75/mo
Trello
| Free | $0 | per month |
| Standard | $5 | per seat / mo |
| Premium | $10 | per seat / mo |
| Enterprise | $17.50 | per seat / mo |
- 2026-09-06 Enterprise seat minimum changed from 50 to 1
- 2024-04-08 Free collaborators changed from unlimited to 10