Private email for
professionals.
Your keys never leave your device. Zero-knowledge architecture — we cannot read your messages, and neither can anyone else.
Emails to external providers cannot be end-to-end encrypted. Your @koalo.cc ↔ @koalo.cc messages are fully private.
Install on iPhone
1. Tap the Share button (square with an arrow) in Safari's toolbar
2. Scroll down and tap Add to Home Screen
3. Tap Add, then open koalo from your home screen
Install on Android
1. Tap the ⋮ menu in the top-right of Chrome
2. Tap Install app (or Add to Home screen)
3. Confirm, then open koalo from your home screen
Allow notifications when asked so new mail reaches you instantly — even with the app closed.
Update required
The koalo app needs iOS 16.4 or newer to install and deliver notifications. Please update your iPhone in Settings → General → Software Update, then come back here.
Zero-Knowledge
We have no access to your keys or inbox. Your data belongs exclusively to you.
No Tracking
No activity tracking, no email scanning, no analytics, no personal data collected.
No IP Logging
Your IP address is never stored. You remain completely anonymous to us.