Simple Android Calculator Features Addition, Multiplication, Substraction, Division, Percentage, Logarithm, Exponential, Root, Sin, Cos, Tan, Root. About menu for toast text (Appears for 2 seconds in bottom). Round buttons with ripple effects. Close Menu for exit. Screenshots: My app: Source app: Source Code credit CMDann Developed for learning purposes. New java learners can easlily understand how calculator works by this small and simple app.
