Did you miss your old desktop calculator ?
Do you feeling that Calculators with high tech ui are hard to use ?
Are you sick of seeing wrong results when you make multiple calculations?
Then this app is just for you.Classic calculator designed by real calculator makers and improved to give users best accessibility and with its big buttons.Its design is same with desktop calculators so you wont have any problems with getting used to it.
Unlike many popular calculator apps it does not fails if you try to make multiple calculations over and over again so results are always correct.
Try and see it yourself !
To get rid of ad banners and enable conversion options you should download the full version.