malc is an ease-of-use calculator app with a memory function

[CALCULATION]
- Calculates Remainders : It's helpful for picking tasks in Pharmacies, Logistics warehouse, and for Knitting calculations.
- Percentage calculation : It’s used to calculate discounts, taxes, etc.
- Supports standard arithmetic operations and adheres to the order of operations and parentheses.

[Memory & Editing Functions]
- Calculation history : It records the history of expressions and answers. Allows to reuse them with a single tap. Long-press on a history item to reuse or reenter an intermediate number. Quickly reuse all elements of a formula except for a single value, minimizing re-entry.
- Equation editing : Equipped with cursor and delete keys for easy correction of input errors.

[Others]
— Supports a wide range of color options and allows for customization.
— Enables customizable key layouts, including calculator and phone styles, and the ability to rearrange keys left and right.
— Offers the option to turn key sound effects on or off.
— Allows you to choose whether or not to use the calculation result in the next equation.
— Multi regions (US, UK, DE, FR, CN, IN…) : multiple number formatting (comma, period and space), digit grouping size, decimal separator, division symbol
Ex: Indic notation "15,00,000" is supported.
— Enables efficient input of large numbers by allowing digit grouping characters (e.g., inputting “1,200,000” as “1,2,” ) : It helps to prevent entering the wrong digits, when you calculate an estimate of a large number. (e.g., “1,221,390*0.33% ≒ 1,2, * 0.33% = 3,960”)