Great app.

Simple, thats it just plan Simple to use, discrete too,
U can calculate 5%, 10%, 15%, 20%, 25% easily depending on the quality of service.
With everyones attention being Consumed by their phones screen today this is the norm. So if U need to C what your tip due will be, just punch your amount of the Bill, # of people if your splitting the tab, & quality of service u received enter & u have it to the penny, & divide by the # of people if that applies,

Mas ButterBud about iHandy Tip Calculator