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Best European alternatives to Google Calendar in 2026

We found 2 EU-built alternatives to Google Calendar — GDPR-native, with verified data sovereignty and transparent rankings. No pay-to-win.

2 EU-built alternatives to Google Calendar
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Tuta Calendar

Scheduling
EU Based

Tuta Calendar is a privacy-focused encrypted calendar integrated with the Tuta secure email service. It offers end-to-end encryption for all events and data, ensuring no third party can access your schedule.

DE
Proton Calendar

Proton Calendar

Scheduling
EU Mentions

Proton Calendar is a privacy-focused calendar app that uses end-to-end encryption to protect your schedule and personal data. It supports cloud sync, reminders, and integrations across web, Android, and iOS platforms.

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