This calculator allows you to easily handle various calculations needed in everyday life through an app. It's a free calculator application with a simple interface and practical functionality!

List of calculators currently supported:

1. **Calculator (including Engineering Calculator)**
- Supports arithmetic, square, root, brackets, and percentage calculations.
- Provides scientific computations like trigonometric, exponential, and logarithmic functions.
- Allows modifying incorrectly entered expressions with a freely movable cursor.
- Simple and easy to use.
- History available.

2. **Unit Converter**
- Supports length, weight, width, volume, time, temperature, pressure, speed, fuel efficiency, and data size.
- Converts all units commonly used in everyday life.

3. **Currency Converter**
- Supports 135 global currencies, including the US Dollar, Euro, Yen, and Yuan.
- Automatically calculates using real-time exchange rates.

4. **Percentage Calculator**
- Easily calculates the percentage increase or decrease.
- Calculates the percentage of one number in relation to another.

5. **Converter**: Freely converts units of length, area, volume, speed, time, and mass in the unit converter.
6. **Age Calculator**: Accurately calculates your age and provides detailed information about your birth date.
7. **GST Calculator**: Calculate the GST you need to pay for goods (for India).
8. **BMI Calculator**: Maintain health by understanding your BMI.
9. **Date Calculator**: Find the difference between two dates.

All these features are compact in size and free of charge.