Easi Calc pro app for iPhone and iPad

I’m a pure indie developer.

Its like putting your time and effort into the quality concert.
Whether you decide to invest or not, its your choice.
Just like this, if a life-long quality app is here, would you just pass it by?
Im assured, this calculator will devote deeply in your phone.


advantage)
-clear
-joyful
-convenience
-good developer

feature)
-support retina
-support universal (support iPad)
-add export to text file
-UI for readability
-two type of theme
-intuitive animate effect

utility)
-multinomial arithmetic operation
-percentage calculate
-00 button
-if apps terminated, calculation results are remained.