Tatoonaak Studio Apps

Simple free calculator app. It can also calculate square root, tax.

Do you have the trouble that you can't make ahabit?You can it as fun, if use Yatta.Let's start now, to achieve your goal!- Make your habit with stamp cards -Make a stamp card, and write down your wanted habit.Do it about specified count, then reward yourself.You would achieve your goal, when stamp to be full.

Let's draw manga flash - shuchusen - on your image.

Simple free calculator app.