Mailbox.org
German email and productivity suite that keeps your data on German servers. Starts at just 1 euro per month with calendar, cloud storage, and an office suite built in.

Mailbox.org Security & Privacy
How Mailbox.org handles your data, where it's stored, and what certifications back their claims.
GDPR
Legal Jurisdiction
Germany (HQ: Berlin, Germany) / Heinlein Group (Heinlein Hosting GmbH)
Open Source
NoYour data stays in Germany. Mailbox.org stores everything on German servers and follows German privacy law, which goes beyond the EU baseline. A certified data protection officer oversees their practices. If you need a formal data processing agreement for your business, it's available on the Standard and Premium plans.
Data Storage Locations
Compliance & Certifications
- ✓ISO/IEC 27001
- ✓BSI C5 Type 1
- ✓BSI IT Security Label (TR 03108)
- ✓Software Made in Germany
- ✓Software Hosted in Germany
- ✓Cybersecurity Made in Europe
- ✓Qualys A+ rating
- ✓Mozilla A+ rating
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