Case study · 10/10
Vault
Hide photos, videos and apps behind a stealth lock.
- Category
- Mobile apps
- Year
- 2026
- Status
- Google Play · closed testing
- Languages
- EN · FR · AR




01
Overview
A privacy app built on the Alibi encryption core, adding private files, a private app launcher and stealth notifications, in a dark “onyx and champagne” design.
02
Our solution
The shared encrypted storage layer plus a native Kotlin notification listener that keeps notification history encrypted, with quiet hours and three privacy levels.
03
Key features
- 01
Stealth calculator lock
- 02
Private gallery and files
- 03
Private app launcher
- 04
Stealth notifications with encrypted history
- 05
Wrong-PIN brake
04
Engineering highlights
- 01Shared, audited encryption core
- 02Native Kotlin services bridged to Flutter
05
Technology
- Flutter
- Dart
- SQLCipher
- Kotlin
06
Screens
Scroll sideways or use the arrow keys to see every screen.
07
Availability
In closed testing on Google Play — public release coming soon.
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