Tinger Calc is a powerful scientific calculator environment. It supports elementary math ( +, -, *, /, ^), trigonometric functions (sin, sinh, asin, cos, cosh, acos, tan, tanh, atan), exponential functions (exp, ln, lg, sqrt), math constants (pi, e), system functions (exit, quit, print). You can use keyboard or system input method to enter equations, and then click “Ok” to calculate results. In addition, you can use the “=” symbol to remember your temporarily value, such as “x = sin(pi/4)”.. Compatible with S^3 / Anna / Belle Smart Phones.