Stars License: GPL v3

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My Brain

Open-source, All-in-one productivity app for Tasks, Notes, Calendar, Diary and Bookmarks.

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Get it on GitHub Get it on IzzyOnDroid Soon on F-Droid


  • Private with no data collection and no internet permission at all.
  • Create tasks with priority, sub-tasks, description and due date and reminders.
  • Create Notes that supports markdown which enables you to use Headers, lists, links etc..
  • Record your mood daily and view your mood summary with beautiful graphs.
  • Save bookmarks for later by using the share menu from any other app.
  • View your calendar events in a modern view and also with a beautiful home screen widget.
  • Dashboard screen to see your tasks, calendar events, and more to see your day at a glance.


  • 100% Kotlin.
  • Made Using Jetpack Compose.
  • Widgets made with Compose Glance.
  • Following Clean Architecture approach.
  • Following MVVM Architectural Design Pattern.

Used in the app :

  • Room DB
  • Hilt
  • Preferences DataStore
  • Kotlin coroutines
  • Kotlin Flows
  • Alarm Manager
  • Jetpack Compose
  • Compose Glance


To get started, take a look at

Icons Attribution Paper icons created by Freepik – Flaticon List icons created by Freepik – Flaticon Calendar icons created by Freepik – Flaticon Bookmark icons created by Freepik – Flaticon Book icons created by Freepik – Flaticon


View Github