Loop Habit Tracker
Habitica
Habitify
Streaks
HabitKit - Habit Tracker
HabitBull
Everyday
everyday.app
CodeAchi
Follett Destiny Library Manager
Koha
Loop Habit Tracker
CodeAchiI guess it's really safe cause it's open source, you can make notes on your habits but don't really do that. Its simple. Really fast. Haven't found a way to connect it to notion. In general it's a great app to track you habits. Does its job. Not more, not less.
Habitica - Habitica is a free habit building and productivity application.
Follett Destiny Library Manager - Follett Destiny Library Manager is a complete library management system that can be accessed from anywhere.
Habitify - The easiest way to keep track of your habits
Koha - Koha is the first free and open source software library automation package (ILS).
Streaks - The to-do list that helps you form good habits.
HabitKit - Habit Tracker - Track your consistency with cool grids