HellNotes

HellNotes is a modern notekeeping Android application. It is focused on the latest versions of Android and uses all the features and advantages of this OS. As a design system uses the Material 3 with support for Material You. The user interface of the application is simple and easy to understand, which makes the application accessible to everyone.

Features

• Create notes, set reminders, add labels and more.
• Quick access from home screen using shortcuts.
• Using Material You design system.
• Entrance by password, PIN-code and biometrics.
• Backup and restore.

Technologies

• Kotlin
• Jetpack Compose
• Room
• Dagger Hilt
• Kotlin Coroutines
• Accompanist
• Ktor client
• DataStore
• Firebase

UI

The app was designed using Material 3 guidelines. The Screens and UI elements are built entirely using Jetpack Compose.

The app has two themes:

• Dynamic color - uses colors based on the user's current color theme (if supported)
• Default theme - uses predefined colors when dynamic color is not supported

Each theme also supports dark mode.

Credits

Code contributors

• Aleksey Gadzhiev

UX/UI

• Vladislav Kovalev (until v1.0-rc02)

Translators

• Anton Baranov (German)
• Aleksandr Stihin (French)

License

HellNotes is distributed under the terms of the Apache License (Version 2.0). See the license for more information.