Mailfence
Secure and private email with integrated productivity
Founded
2013
Starting Price
$0
Category
Email Clients
Last updated March 17, 2026
About Mailfence
Mailfence is a Belgian-based secure email provider that combines end-to-end OpenPGP encryption with an integrated office suite. Beyond encrypted email, it offers calendars, contacts, document storage, group management, and digital signatures — all hosted in Belgium under strict European privacy laws. Designed for professionals and privacy-conscious users who need both security and collaboration tools without relying on Big Tech ecosystems.
Pros & Cons
Pros
- True end-to-end OpenPGP encryption built directly into the webmail interface
- Integrated office suite (calendar, contacts, documents, groups) reduces need for separate tools
- Belgian jurisdiction with strong European privacy law protection (no US surveillance)
- Supports IMAP/SMTP/POP for use with desktop and mobile email clients
- Digital signatures for email authenticity verification
Key Features
OpenPGP End-to-End Encryption
Built-in OpenPGP encryption for emails, with key generation, import, and management directly in the browser
Digital Signatures
Cryptographically sign emails to prove authenticity and detect tampering, using OpenPGP or S/MIME certificates
Integrated Calendar
Full-featured calendar with event scheduling, invitations, availability polling, and CalDAV sync support
Document Storage & Editing
Cloud document storage with online editing capabilities for text documents, spreadsheets, and presentations
Contacts Management
Address book with groups, import/export via vCard, and CardDAV sync for external clients
Groups & Collaboration
Shared mailboxes, calendars, contacts, and document folders for team collaboration within a secure environment
Custom Domain Support
Use your own domain name for professional email addresses with full DNS configuration guidance
Pricing
Free
$0/month
- 500MB email storage
- 500MB document storage
- 1 calendar
- 1 group
- OpenPGP encryption
Best For
Privacy-First Professional Email
Run your business email with end-to-end encryption and digital signatures under European privacy protection
Secure Team Collaboration
Share encrypted mailboxes, calendars, and documents with team members without relying on Big Tech platforms
GDPR-Compliant Communications
Meet strict European data protection requirements with Belgian-hosted encrypted email and storage
Independent Consultant Setup
Get a professional custom-domain email with calendar and document storage in one privacy-respecting package
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