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.
TeamViewer - TeamViewer lets you establish a connection to any PC or server within just a few seconds.
Habitica - Habitica is a free habit building and productivity application.
AnyDesk - AnyDesk is the world's most comfortable remote desktop application. Access all your programs, documents and files from anywhere, without having to entrust your data to a cloud service.
HabitBull - HabitBull
join.me - Instant screen sharing. Instant Aha!
Todoist - Todoist is a to-do list that helps you get organized, at work and in life.