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About

About Open Lock

Open Lock is a free, open-source Android app locker that guards the apps you choose behind a PIN or fingerprint — with focus schedules, uninstall protection, and an intruder log. Everything runs on-device, using Android's standard Usage Access + overlay approach rather than an accessibility service.

Project details

Package
com.itisuniqueofficial.openlock
Version
Maintainer
It Is Unique Official
License
MIT
Platform
Android 7.0+

Technology stack

  • Flutter & Dart — UI, configuration, and pure-Dart lock logic.
  • Kotlin — foreground monitor service, native lock activity, device-admin & boot receivers.
  • Riverpod — state management.
  • go_router — navigation.
  • local_auth / BiometricPrompt — fingerprint and face unlock.
  • UsageStatsManager + overlay — foreground detection and lock enforcement.
  • DevicePolicyManager — optional uninstall protection.

Open source

Open Lock is released under the MIT license. The full source — the Flutter app and the native Kotlin enforcement — is on GitHub for anyone to inspect, build, or contribute to.