Qalculate! 5.5 for Windows is a versatile, free, and open-source cross-platform calculator software. It combines the simplicity of basic calculators with the powerful features of advanced mathematical tools like Mathematica or MATLAB.

Qalculate! 5.5 Description

It also provides useful tools for everyday needs (such as currency conversion and percentage calculation). Features include a large library of customizable functions, unit calculations and conversions, physical constants, symbolic calculations (including integrals and equations), arbitrary precision, uncertainty propagation, interval calculus, plotting, and a user-friendly interface (GTK, Qt, and CLI).

Features Of Qalculate! 5.5

1. Versatile Calculator:
   • Performs basic arithmetic and complex scientific calculations.
   • Supports fractions, percentages, and mixed numbers.
2. Unit Conversion:
   • Extensive library of units for easy conversions (e.g., length, weight, temperature, currency).
   • Automatically converts and simplifies units during calculations.
3. Symbolic Calculations:
   • Handles algebraic expressions, symbolic differentiation, and integration.
   • Solves equations symbolically.
4. Graphing Capabilities:
   • Plots 2D and 3D graphs of functions and data.
   • Interactive visualization tools for exploring mathematical relationships.
5. Customization:
   • Fully customizable interface with themes, layouts, and preferences.
   • Adjustable precision and formatting options.
6. Physical Constants and Variables:
   • Includes a comprehensive database of physical constants and predefined variables.
   • Users can define their variables for recurring calculations.
7. Currency Conversion:
   • Real-time exchange rate updates (when connected to the internet).
   • Performs calculations with multiple currencies seamlessly.

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