e-calcPro

This calculator can be used not only in scientific notation(e.g. 1E-6) but also using engineering multipliers(e.g. p,n,u,m,k,M).

Features

• Calculations History and reuse it
• Calculation history is automatically saved when exit app,can also scroll.
• Can use engineering multipliers,6 Special buttons
• Four user-defined constant
• Four interactive variable
• Three buttons can be insert formula
• interactive variable can have alias
• Functions: √,log,ln,sin,cos,tan,sinh,cosh,tanh,asin,acos,atan,asinh,acosh,atanh,e^x
• Built-in Constants:π,bk,q,e0 and Operator　^
• Autocomplete parentheses
• ON/OFF function key click sound
• Mail transmission function of the calculation history
• Built-in Online Help Viewer
• Universal App

There are also "e-calcFree" feature limited edition.