* There is no '=' button in this calculator app, it will calculate and show result as soon as the expression is updated.
Xmart Calculator is appreciated as an intelligent, programmable and expandable calculator based on text expression.
What's the problem? With a normal calculator, we have to enter the same buttons 'x 5 x 48' very time when the only value changes is just the day rate.
8 times on a normal calculator, 7 times on Xmart Calculator (you don't need to tap the '=' button).
In addition to most of the common and scientific functions, users can also define personal functions.
* Custom functions: user can define any algebra functions with up to 9 parameters.
* Colours, layouts and fonts are configurable, you can design your own calculator.
* Most common scientific & math functions are included.
* Swipe left and right to hide/show the scientific/math functions.
* Calculate and show result instantly when the input is updated.
* Use a custom function in the main expression or play with it separately.
To get James annual income, you just need to tap buttons 4 times.