Project Management Software · reliability comparison
Notion vs Trello: which is more reliable? (2026)
Trello is more reliable than Notion, scoring 100.0 vs 43.5 out of 100. Over the last 90 days Notion reported 31 incidents and Trello reported 0, with effective uptime of 98.34% and 100% respectively.
Data updated Nov 2, 2026 · How we score
| Metric | Notion | Trello |
|---|---|---|
| Reliability score | 43.5 | 100.0 |
| Rank (project management tools) | #11 | — |
| Uptime (90 days) | 98.34% | 100% |
| Incidents (90 days) | 31 | 0 |
| Partial / major outages | 7 | 0 |
| Avg time to resolve | 8h 22m | — |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Notion and Trello differ
- Trello reported no incidents in the last 90 days, while Notion reported 31.
- Notion had 7 partial or major outages, compared with 0 for Trello.
- Notion's longest outage on record lasted 19h 57m (Oct 20, 2026); Trello's lasted 1h 54m (Nov 21, 2025).
90-day uptime
Notion
Trello
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Notion incidents
- Major outageOct 23, 2026 · resolved in 3h 6m
Users unable to access Notionofficial update ↗
Affected: Login and user accounts, Notion Apps, View and edit content
- InformationalOct 23, 2026 · resolved in 3d 18h
- Partial outageOct 22, 2026 · resolved in 1h 19m
Notion MCP query_data_source tool is temporarily unavailable in Claude clients
Affected: Notion MCP
- InformationalOct 20, 2026 · resolved in 5d 23h
- Partial outageOct 20, 2026 · resolved in 19h 57m
Unable to install connections created by other workspace membersofficial update ↗
Affected: Data & Integrations
- Degraded performanceOct 18, 2026 · resolved in 3h 57m
Some Notion Agent requests may stop before completion
Affected: Custom Agents
Recent Trello incidents
No incidents reported by Trello in the last 90 days.
Other project management tools to consider
- Teamwork.com · #1 · 100% uptime
- Hive · #2 · 99.96% uptime
- Linear · #3 · 99.92% uptime
- Basecamp · #4 · 99.95% uptime
See the full most reliable project management software ranking →