FLXCalc app for iPhone and iPad

FLXCalc is a cmd-window style iPad/iPhone calculator. Simply type the calculation in the calculation-window and hit enter. FLXCalc makes use of the big num/high precision libraries LibTom. This makes FLXCalc able to deal with very large numbers and high precision calculations.

FLXCalc features:
*Large number calculations. If you need to know the exact answer to a huge calculation like 555^556 then this is the calculator for you.
*High precision calculations. Show up to 30 decimals.
*Calculations with complex numbers.
*Lots of useful functions for complex numbers.
*Rational number calculation. If possible the answer will be shown as a rational number.
*Support for the most common functions. sin,asin,cos,acos,tan,atan,sinh,cosh,tanh,ln,log,e^x,n!,x^y,n-root etc.
*Define your own functions and constants and use them in your calculations. Support for inner functions. A function can reference another function and so on.
*Undo and redo.
*Choose from 5 different backgrounds.
*Send your calculations to your Dropbox, Evernote or Googledrive or send it by mail/iMessage.