Calendly vs Cal.com
The hosted default against the open-source project written to replace it.
The result
- CalendlyTransparency 70/100 BBand BRank 1 of 16 in Scheduling
- Cal.comTransparency 60/100 CBand CRank 2 of 16 in Scheduling
2 differences out of 10 criteria we could measure for both, last measured 2026-08-31. They match on 8 of the 10 criteria we could measure for both.
Public transparency score, not a product or security rating. This page compares what these two vendors publish, not what their products do.
Where they differ
| Criterion | What we found |
|---|---|
| Data processing agreement | We found it for Calendly (source). For Cal.com we checked 8 addresses and found none. |
| Uptime SLA with a figure | We found it for Cal.com (source). For Calendly we checked 6 addresses and found none. |
Where they match
Found for both, each with its source on the vendor page:
- Data location stated
- Status page with history
- Public pricing
- Certifications named
- HTTPS enforced with HSTS
- security.txt (RFC 9116)
Found for neither at the addresses we checked (7 for Calendly, 7 for Cal.com on the first of them). That is what we found, not a statement about what either vendor has.
The full labels
Every criterion with its weight, and the band each vendor lands in. Every line links the page we found it on; a cross means we found nothing at the addresses we checked.
Transparency labelsaas-ranking.com
Calendly
- A
- B
- C
- D
- E
- F
Published commitments5 of 7 found, 2 not measured
- foundData processing agreement×3
- not foundSubprocessor list×3
- foundData location stated×3
- foundStatus page with history×2
- foundPublic pricing×2
- not measuredNotice before subprocessors change×2
- foundCertifications named×1
- not foundUptime SLA with a figure×1
- not measuredNamed privacy contact×1
Measured behaviour2 of 3 found
- foundHTTPS enforced with HSTS×2
- not foundNo third-party tracking before consent×2
- foundsecurity.txt (RFC 9116)×1
Checked 2026-08-31. Every line links the page we found it on. A cross means we found nothing at the addresses we checked, not that the vendor has no such document. A transparency score, not a product rating.
Transparency labelsaas-ranking.com
Cal.com
- A
- B
- C
- D
- E
- F
Published commitments5 of 7 found, 2 not measured
- not foundData processing agreement×3
- not foundSubprocessor list×3
- foundData location stated×3
- foundStatus page with history×2
- foundPublic pricing×2
- not measuredNotice before subprocessors change×2
- foundCertifications named×1
- foundUptime SLA with a figure×1
- not measuredNamed privacy contact×1
Measured behaviour2 of 3 found
- foundHTTPS enforced with HSTS×2
- not foundNo third-party tracking before consent×2
- foundsecurity.txt (RFC 9116)×1
Checked 2026-08-31. Every line links the page we found it on. A cross means we found nothing at the addresses we checked, not that the vendor has no such document. A transparency score, not a product rating.
Keep going
The order of the two names is the order of our editorial list. It is not a ranking, and no vendor pays to appear here or to appear first. See how we measure.