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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
Vault — private gallery
Vault — private apps hidden behind the PIN
Vault — discreet notification settings
Vault — importing photos into the vault

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

  1. 01

    Stealth calculator lock

  2. 02

    Private gallery and files

  3. 03

    Private app launcher

  4. 04

    Stealth notifications with encrypted history

  5. 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.

  • Vault — private gallery
  • Vault — private apps hidden behind the PIN
  • Vault — discreet notification settings
  • Vault — importing photos into the vault

07

Availability

In closed testing on Google Play — public release coming soon.

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