Alternatives
Most reliable Cal.com alternatives (2026)
Cal.com has a reliability score of 86.2/100 with 100% uptime over the last 90 days. Here is how every alternative we track compares, ranked by reliability.
Appointment Scheduling Software alternatives to Cal.com
| Alternative | Score | Uptime |
|---|---|---|
| Calendly#1 scheduling appVisit site ↗ | 100.0 | 100% |
| Doodle#2 scheduling appVisit site ↗ | 100.0 | 100% |
| SavvyCal#3 scheduling appVisit site ↗ | 100.0 | 100% |
| Sign In Scheduling (formerly 10to8)#4 scheduling appVisit site ↗ | 100.0 | 100% |
| YouCanBookMe#5 scheduling appVisit site ↗ | 100.0 | 100% |
| OnceHub#7 scheduling appVisit site ↗ | 74.8 | 99.67% |
| Chili Piper#8 scheduling appVisit site ↗ | 60.6 | 99.44% |
| Square Appointments#9 scheduling appVisit site ↗ | 53.3 | 98.93% |
| Acuity Scheduling#10 scheduling appVisit site ↗ | 45.5 | 98.16% |