calculator

It's simple | original | clean |, It's not like other fancy calculator.

Consider that most people rely on calculator too much, it caused their brain's calculating skill degeneration.

So, we offer all the basic function of calculator. Together with your brain. Make it really a helper but not a

replacement of your brain !

-*- As simple as it could be

-*- As clean as it could be

-*- Good for the children or adult learning or practise math

Thanks so much for your support !

Hope you will have fun with it.