Category: Scheduling & Booking
8 European alternatives to Calenso — GDPR-compliant & EU-hosted.
Swiss appointment-booking and CRM platform for DACH enterprises and health/insurance sectors, with servers hosted exclusively in Switzerland; became a subsidiary of US-based JRNI Group after a February 2025 merger, though Calenso states data residency and processing remain in Switzerland.
Facts
- Headquarters
- CH (EU)
- Category
- Scheduling & Booking
- Type
- Product
- GDPR-compliant
- Yes
- Open-source
- No
- Data hosting
- CH
Top EU-based & GDPR-compliant alternatives to Calenso
- Bookingkit↗
German booking and reservation platform from Berlin for tours, activities and attractions
DE · commercial
- Reservio↗
Czech online booking and appointment-scheduling platform (Brno, founded 2012) used by hundreds of thousands of businesses, offering 24/7 booking, reminders, calendar sync, and staff scheduling; part of Abugo, a Czech-headquartered Central European SaaS group (also owner of Shopsys, Smartsupp, Survio).
CZ · commercial
Frequently asked questions
What is the best European alternative to Calenso?
It depends on your use case. Strong EU alternatives to Calenso include Agendize, Bookingkit and Doodle. On this page you can compare 8 EU alternatives by jurisdiction, data residency and open-source status.
Are there open-source alternatives to Calenso?
Yes. Open-source EU alternatives to Calenso include Easy!Appointments and Pretix. These keep your data fully under your own control and let you self-host if you want to.
Is Calenso GDPR-compliant and where is the data hosted?
Calenso is headquartered in CH (EU) and hosts data in CH. That makes Calenso an EU-sovereign choice in its own right; the EU alternatives on this page are comparable European tools.