A Forth compiler with a little difference
Scientific/engineering firmware repurposing HP business calculators!
Precision Trigonometry: Advanced Calculator for Complex Math
A simple molecular weight calculator
RxCalc is a calculator for the analysis of multi-stage receiver.
A simple GUI Gravitational Pull Calculator
Binary Conversion Calculator
galculator is a scientific calculator in algebraic mode and RPN
TaxRTip is a small program designed to help calculate taxes or tips.
Crossplatform stack calculator with very fast usage.
Zwicker's Loudness Calculation (ISO532B) Tools