Proton Mail Business vs Virtru
Proton Mail Business
Proton Mail Business provides zero-access end-to-end encrypted email hosted in Switzerland under some of the world's strongest privacy laws. Messages are encrypted on-device before reaching Proton's servers, meaning even Proton cannot read your email. For HIPAA-covered entities, Proton signs BAAs on its Business and Enterprise plans. The platform includes a full suite of privacy tools including Proton Calendar, Drive, and VPN.
Pros
- Strongest privacy protections. Zero-access encryption
- Swiss jurisdiction beyond US and EU reach
- Open source and independently audited
- Affordable per-user pricing
- Complete privacy suite (mail, calendar, drive, VPN)
Considerations
- Non-Proton recipients see messages via secure portal
- Fewer enterprise admin features than competitors
- Migration from existing email providers can be complex
- Limited third-party integrations
Pricing: Free and open source; paid tiers on the vendor site.
Virtru
Virtru provides end-to-end encryption for email and files across Gmail, Outlook, and Google Workspace. Built on the Trusted Data Format (TDF) open standard, Virtru gives senders persistent control over encrypted messages. Including the ability to revoke access, set expiration dates, and disable forwarding after sending. Virtru signs BAAs for HIPAA compliance and offers granular audit logging of every access event.
Pros
- Seamless Gmail and Outlook integration
- Sender retains control after sending
- Open standard (TDF) avoids vendor lock-in
- Strong HIPAA and ITAR compliance posture
- Easy deployment for end users
Considerations
- Recipients must use Virtru reader or verify identity
- Higher price than gateway-only solutions
- Limited to Google and Microsoft ecosystems
- No built-in email hosting
Pricing: See the vendor site for current pricing.