This simple yet powerful calculator streamlines scientific and everyday calculations.

Key Features:

Perform basic arithmetic and a wide range of engineering calculations. Access the engineering calculator by tapping its icon. View your calculation history by tapping the history icon. Re-use previous formulas directly from the history.

Advanced Features:

Effortlessly convert units using the integrated unit converter. Supported unit types include: Currency, Area, Length, Temperature, Volume, Mass, Data, Speed, Time, Date, BMI, Discount, Age, Numeral Systems, GST, Split Bill, Frequency, Fuel Consumption, Angles, Pressure, Force, Power, and Loan calculations.

Customize your experience with these options:

• Theme: Switch between light and dark modes, and schedule night mode using the settings.
• Color: Personalize the app's color scheme through the settings.
• History Management: Delete individual history entries with a long press.
• Language: Select your preferred language in the settings.
• Haptic Feedback: Enable/disable button sounds and vibrations in the settings.
• Numerals: Choose your preferred numeral system (all systems supported) via settings.
• Number Format: Customize the number format in the settings.
• Decimal Places: Adjust the number of decimal places displayed after the decimal point in the settings.
• Full Screen Mode: Toggle full screen mode on/off in the settings.
• Calculation History: Enable/disable saving calculation history in the settings.
• Screen Keep-Awake: Keep the screen on while using the calculator (enable/disable in settings).
• Icon Visibility: Hide specific icons via the settings menu.

And the best part? This feature-rich calculator is compact and completely free!