UK-based class and event booking platform.
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Ordered by feature parity and migration friction, which is weighted higher than feature breadth.
Figure 1Closest matches to Bookwhen
Brno-based Czech booking platform (Reservio s.r.o., ABUGO Group), 500k+ businesses, freemium with branded customer apps.
Swiss group-scheduling pioneer (Doodle AG, Zurich, 2007), owned by TX Group (SIX-listed Swiss media holding); SOC 2 + GDPR + HIPAA.
Amsterdam-based Dutch appointment scheduling (SuperSaaS B.V., founded 2007 by Jan M. Faber), unfunded founder-owned, 205k+ businesses, 35 languages.
All 4 alternatives, benchmarked against Bookwhen.
Brno-based Czech booking platform (Reservio s.r.o., ABUGO Group), 500k+ businesses, freemium with branded customer apps.
Swiss group-scheduling pioneer (Doodle AG, Zurich, 2007), owned by TX Group (SIX-listed Swiss media holding); SOC 2 + GDPR + HIPAA.
Amsterdam-based Dutch appointment scheduling (SuperSaaS B.V., founded 2007 by Jan M. Faber), unfunded founder-owned, 205k+ businesses, 35 languages.
US-incorporated open-source Calendly alternative (Cal.com Inc, SF) founded by EU developers; production code moving closed-source in 2026.
Beyond compliance: how these alternatives compare on the capabilities you actually use day to day.
| Feature | Reservio | Doodle | SuperSaaS | Cal.com |
|---|---|---|---|---|
| Payment collection | Yes | Yes | Yes | Yes |
| White-label | Yes | Yes | Yes | Yes |
| Calendar sync | Yes | Yes | Yes | Yes |
| Round-robin / team | Not assessed | No | Not assessed | Yes |
| Group bookings | Yes | Yes | Yes | Yes |
| Video integration | No | Yes | Yes | Yes |
| Automated reminders | Yes | Yes | Yes | Yes |
| Free tier | Yes | Yes | Yes | Yes |
Source: vendor documentation, as of Aug 2026.
Listed for transparency. Every product on this page is benchmarked against this baseline.
Listed for transparency. Every product on this page is benchmarked against this baseline.
UK-based class and event booking platform.
For every product we read the public DPA, sub-processors document, hosting region declaration, and corporate ownership records. Each is timestamped. Signals are editorial, re-verified quarterly. We never accept self-attestation.
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