Qalculate

Supports factorization, differentiation, integration, and equation solving, as shown in the algebra and calculus examples, rivaling specialized software.

Includes over 400 units with automatic conversion and daily-updated currency rates, enabling expressions like '20 miles / 2 h to km/h' for practical use.

Features rational and floating-point numbers with arbitrary precision, uncertainty propagation, and interval arithmetic for high-accuracy calculations, demonstrated in uncertainty examples.

Fault-tolerant parsing with verbose error messages allows natural input, such as mixing units and functions without strict syntax, as highlighted in the general features.

Offers more than 400 built-in functions across trigonometry, statistics, finance, and calculus, making it versatile for diverse mathematical tasks.