Calendly and Trello both delivered perfect uptime during the monitored period of 20–26 April 2026, according to Uptree's independent monitoring. However, response time performance diverges significantly between the two platforms, with Calendly averaging 147ms compared to Trello's 293ms.
- Both providers achieved 100% uptime with zero incidents over the monitoring period
- Calendly responded 2x faster: 147ms average vs. Trello's 293ms
- Neither service experienced measurable downtime during the week of 20 April 2026
- Data collected by Uptrue's independent monitoring infrastructure, not vendor-reported metrics
Uptime This Week
Both Calendly and Trello maintained 100% uptime throughout the monitoring week. No incidents or downtime events were detected on either platform during this period. This represents a tied performance at the maximum reliability threshold.
Response Time
Calendly demonstrated significantly faster response times at 147ms average, while Trello averaged 293ms—roughly double the latency. For scheduling-intensive workflows, Calendly's faster response may translate to noticeably snappier user interactions.
Incidents & Downtime
Neither provider recorded any incidents during the monitoring window. Both services operated without detected downtime, reflecting stable infrastructure performance during this seven-day period.
Which Should You Choose?
Choose Calendly if response speed is a priority for your scheduling operations. Select Trello if your workflow can tolerate higher latency, as both services delivered equivalent reliability during this period. Evaluate longer monitoring windows to assess consistency beyond this single week.
All uptime, response time, and incident data is collected by Uptrue's independent monitoring infrastructure. HTTP checks run every 5 minutes. An incident is recorded only after 2+ consecutive failed checks. Uptrue is not affiliated with any monitored service. For corrections: reports@uptrue.io