European alternative to
Calendar Services
A calendar service is a digital calendar that helps users manage appointments and scheduling, often with shared calendars and iCalendar-based device sync.
5 Alternatives Found
Proton Calendar
Switzerland
Calendar service from Proton (Switzerland) with zero-knowledge encryption. The company cannot read the content of calendar entries even though they are stored on Proton's servers. Integrated with Proton Mail.
Key Features
Tuta Calendar
Germany
End-to-end encrypted calendar from Germany, included with Tuta Mail (formerly Tutanota). Available as iOS, Android, and web app.
Key Features
Tikk
European Union
EU-based scheduling tool with built-in calendar, manual approval, integrated payments and GDPR-compliant data handling, explicitly positioned as a Calendly alternative for European professionals.
Key Features
Calendar.online
Germany
German calendar service allowing users to create calendars with granular access permissions — such as 'read without details' links for sharing availability without revealing event content. Supports sub-calendars for organizing different types of dates.
Key Features
fruux
Germany
German CalDAV and CardDAV service with an open-source server component. Syncs calendars and contacts across all CalDAV/CardDAV-compatible clients without requiring a specific app.
Key Features
Despite careful compilation, these results may contain inaccuracies. Always verify important details independently. Learn how it works
Looking for something else? Search all alternatives