[Key features]

-four fundamental math operations (addition,subtraction,multiplication,division).

-extra math operations(exponential operation, modular operation, percent operation).

-mathematical constants - Pi, E

-engineering functions such as sin, cos, tan, log, ln, ...

-some traditional calculator buttons - M+, M-, MR, GT

-button "clone" to copy math expressions and reuse them.

-cursor control buttons to move cursor freely.

-"del" button, "AC" button to delete input.

-text size control buttons.

-vibration button

[Programming]

-Users can create their own mathematical functions very easily in the same way as mathematical formulas. (Example: def sumOfTwoNumber (number 1, number 2) = number 1 + number 2;)

-Mathematical functions can be programmed using Javascript-like coding syntax ("for", "while", "switch", "if", "var")

-You can create thousands of mathematical functions for various purposes such as unit converter, future value, interest rate, etc.

-When programming, you can use the code template provided by this app.

-Very easy and simple coding tutorial is provided.