I 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.
This Cat Does Not Exist - Computer generated cats. Refresh to get a new one.
HabitBull - HabitBull
Cat As A Service (CATAAS) - A REST API to spread peace & love (or not) thanks to cats 😸
Todoist - Todoist is a to-do list that helps you get organized, at work and in life.
Cat Lady Box - A monthly box purrfectly curated just for cat ladies