Simple calculator is a calculator app that acts just like how a real calculator would and provides basic functions for both trigonometry and algebra. Do basic trigonometry with Sin Cos Tan & the shift key. Easily view history & memory registers of previous calculations. Change the entire keypad placement of your calculator app as well as choose from a variety of background colors to match with your mobile device! Features: - Math calculator for school & work - Basic trigonometry & algebra - C