
Loop Habit Tracker
Habitica
Habitify
Streaks
HabitKit - Habit Tracker
HabitBull
everyday.app
Everyday
PCBWeb
Pspice
Oregano
Solve Elec
BlackBoard Circuit Designer
PCB Wizard
McCAD 3SPICE
Circuit Simulator
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.
Pspice - OrCAD PSpice technology provides the best, high-performance circuit simulation to analyze and refine your circuits, components, and parameters before committing to layout and fabrication
Habitify - The easiest way to keep track of your habits
Oregano - oregano - An electrical engineering tool for GNOME
Streaks - The to-do list that helps you form good habits.
Solve Elec - Solve Elec is a free educational program to draw and analyze electrical circuits.