handy calculator

a wide range of mathematical functions right in front of You
the keyboard is not limited by the screen or working spaces
two memory stacks
choose the appropriate keyboard size
press and hold to change the layout of the keyboard
delete the excess buttons
all your calculations are saved automatically
browse through the calculation history
recalculate the previously saved calculations
copy the result right from the screen
show your calculations on the whole IPhone screen
make notes in the calculations
share your calculations in messages and e-mails, or save them as photos

Nothing excess, only calculations