Keep track of what you want with a simple click.
It has a capacity of up to 8 digits.
You can edit the current value for one that suits you best.
You can customize the value of each of the 3 available buttons (the purple button resets the counter to a fixed value while the other 2 add or subtract a value from the counter).
You can save up to 10 different amounts that you can access whenever you want.