Calcpad
Free software for mathematical and engineering calculations
Calcpad is simple and easy to use. Supports real and complex numbers, units of measurement, custom variables and functions, numerical methods, function plotting, conditional execution, iterations, etc. Results are collected into professional looking Html reports for viewing and printing. You can also export them to .docx (MS Word) and .pdf files.
The software is suitable for engineers and other professionals who need to perform repetitive calculations and present them in official documents...