Arbitrary-precision CRC calculator and algorithm finder
Calculates income tax form entries, helps do your taxes.
Precision Trigonometry: Advanced Calculator for Complex Math
A scriptable calculator
Command-line calculator and libray.
Tired of boring calcs? Let me simplify your Timer based projects.
Easy to use calculator
A free constants calculator
Optimize supplement costs.
One of the best simple arithmetic calculator!
An arithmetic calculator for the most popular numerical systems.
A compliation of Physics derived claculators