It has the following functions.
■ Continuous calculation function
■ Memory calculation (has storage area of Ans, @A ~ @Z)
■ Floating point / Fraction / Mixed fraction calculation
■ Complex number calculation
■ 2 to 16 base calculation of signed type or unsigned type
■ Time calculation
■ Trigonometric function calculation / Inverse trigonometric function calculation
■ Hyperbola / Inverse hyperbolic function calculation
■ Logarithmic calculation / Exponential calculation
■ Program function (Up to 26 functions can be programmed)
■ Angle unit / Radix / Time conversion tool

Of course you can use it for simple calculations!

It corresponds also to the skin. You can set your favorite images on the Internet as the background.