Calculator App

The Calculator app is a handy tool for performing simple mathematical calculations and various unit conversions within the game world.

Accessing the App: Tap the Calculator icon (🧮) on the Home Screen.
Main Interface (Tabs):
- At the top of the app, there are two tabs that allow you to switch between Calculator and Unit Converter modes. Tap the feature you wish to use.
Calculator Mode (🧮):
- Display: The top screen shows the previous calculation process and the number or result you are currently entering.
- Basic Calculations: You can perform basic arithmetic using the number buttons, operation buttons (+, -, ×, ÷), and the equals (=) button.
- Function Buttons:
  - C: Clears all inputs and calculations.
  - CE: Clears only the current entry.
  - ⌫ (Backspace): Deletes the last digit of the current number.
  - ±: Toggles the positive/negative sign of the number.
  - %: Calculates a percentage.
  - ¹/x: Calculates the reciprocal (1/x).
  - x²: Squares the number.
  - ²√x: Calculates the square root of the number.
- Memory Functions:
  - MS: Stores the currently displayed number in memory.
  - MR: Recalls the number stored in memory.
  - MC: Clears the memory.
  - M+: Adds the current number to the value in memory.
  - M-: Subtracts the current number from the value in memory.
- Keyboard Support: On a PC, you can use the number keys, arithmetic operators, Enter, Backspace, and Esc keys on your physical keyboard for faster calculations.
Unit Converter Mode (🔄):
- How to Use:
  1. Select a Category from the top dropdown menu (e.g., Length, Weight, Temperature).
  2. In the upper input field, enter the value you want to convert and select the 'From' unit next to it.
  3. In the lower dropdown menu, select the desired 'To' unit. The result will be automatically calculated and displayed in the bottom field.
- Available Categories: Supports various unit conversions, including Length (m, cm, km), Weight (kg, g, lb), Temperature (C, F, K), Area, Volume, Speed, and Time.