TAU
Communicate
Tau Mail
Email that keeps your conversations private. Zero access tracking, on-device spam detection, and end-to-end encrypted inbox storage.
Review: Security Audit logs V2
Meridian integration blueprint
Your domain registrar verification
Review: Security Audit logs V2
E2E ENCRYPTEDHi team — attached are the updated audit logs for V2. All endpoints have been verified against the latest cryptographic spec. Please review before we push to production nodes.
Mobile Apps
Tau Mail on your phone
Native Android and iOS apps with push notifications, encrypted inbox sync, calendar, contacts, and the same @taumail.org identity as webmail.
Android
Install the APK on your phone. Sign in with your @taumail.org account — push notifications, inbox, calendar, and contacts sync with webmail.
com.taumail.mobile · ~45 MB
Download for AndroidiOS
Native iPhone app with inbox sync, calendar, contacts, and in-app notifications. Remote push when the app is open; full background push after APNs is configured.
com.taumail.mobile · ~52 MB
Download for iOS
Prefer the browser?
Full Tau Mail webmail at taumail.org — same login, no install.
Zero Silent Visibility
Secure communication without compromise
Most email servers scan your content to build ad matrices. Tau Mail encrypts your communications securely on-device.
End-to-End Encrypted
Messages are encrypted on your device before they ever leave. Only you and your recipient hold the keys.
No Ads. Zero Tracking
We never scan your inbox to build ad profiles. Your correspondence is invisible to us by design.
Custom Domains
Bring your own domain with full DNS control. Professional identity without surrendering your data.
Smart Filtering
On-device spam detection and priority sorting. Intelligence that never uploads your message content.
The Pricing Model
Fair pricing for honest privacy
Free
Smallest personal communication basics.
- 1 GB encrypted storage
- Single custom alias
- Standard spam filter
- Community support
Pro
Advanced identity mapping and custom tools.
- 50 GB encrypted storage
- 5 custom domains
- Priority routing
- Advanced filters
Business
Ultimate compliance and administrative tools.
- Unlimited storage
- Team admin console
- Audit trail exports
- Dedicated support