Simple Goal Calendar is an app that allows you to easily record the degree of achievement of the goals you want to habituate.

Using the app is simple - just stamp the calendar when you accomplish your desired tasks. By visualizing your progress with stamps, you'll feel a sense of accomplishment, which can motivate you to achieve more.

The app offers various types and colors of stamps. You can also input numerical values to track time spent studying or exercising.

This app is versatile and can be used for a variety of purposes, such as studying, exercise, and hobbies. Give it a try!