Posteo
Green, Secure, Ad-free·posteo.de
Posteo is an independent email provider based in Berlin that offers ad-free, privacy-focused email accounts including address book, calendar and notes. It emphasizes sustainability (100% green energy), does not collect personal data, and offers comprehensive encryption options including TOTP two-factor authentication, PGP/S/MIME inbound encryption, and encrypted mail/calendar/address book storage. Accounts synchronise across devices via IMAP, POP3, CalDAV and CardDAV.
What it's for
Features 20
- 3 alias addresses included, expandable
- 4 GB email storage upgradeable to 75 GB
- Address book synchronization via CardDAV
- Anonymous signup and payment, no personal data required
- App passwords for third-party email clients
- Attachments up to 100 MB
- Calendar synchronization via CalDAV
- Cleanup Tool to find and delete large attachments
- Crypto mail storage (encrypts entire mailbox)
- Daily backups retained for seven days
- Highly efficient spam and virus filter
- IMAP/POP3 support for all devices
- Inbound encryption with PGP or S/MIME
- IP stripping on sent emails
- Migration service for email, calendar and contacts
- Notes feature
- Passkey login support (PRF)
- Two-factor authentication (TOTP)
- Unlimited filter addresses
- Webmail interface with 12 colors and Dark Mode
At a glance
Integrations
Complianceself-reported
Pricing
All prices are stated in EUR, not USD. Base account: 1 EUR/month. Additional storage: 0.25 EUR/GB/month (max 75GB). Additional alias addresses: 0.10 EUR/month each (up to 25). S/MIME certificates: 3.65 EUR/year.
Price stated as '1 Euro per month' in EUR; not converted to USD.
4 GB storage (upgradeable up to 75 GB), 3 alias addresses included (up to 25 for extra charge), 3 calendars included, 3 migrations per account, attachments up to 100 MB