System Tools › Calculators

Make standard and scientific calculations on your Mac.

Computes periodic loan payments on fully amortized loans.

Free

Calculate loan-related data with a simple payment calculator.

A classic 13 row Japanese Soroban with an optional digital display for practice.

Free

Conduct the chi-square test of independence, quickly and easily, from a contingency table of any size.

Free

Perform simple and intuitive mathematical calculations.

Perform any kind of calculations, unit conversions, and currency conversions.

BMI calculator that will help you to measure body mass index.

Free

Will calculate the spine of a book given the paper thickness and number of pages

Free

Calculating the sample size required for a randomised, controlled trial

MConvert conversion of currencies, metric, imperial and others.

Free

Simple pocket calculator using roman numerals.

Free

EM Calculator provides you a simple PX to EM converter

Have an exclusive hp11c Scientific calculator running on your Mac or PC.

Free

Calculator and search launcher for OS X.

Free

Soap SAP - a lye calculator & oil and recipe database.

Is a comprehensive heat load calculator and air conditioning sizing tool.

Fully operational 11c Scientific calculator simulation.

Free

Convert almost any currency.

This is the premier SAN RAID Calculator for the Mac!

A lightweight Stock Profit Calculator by GotMomoStocks.com that is great for the day trader who needs to get results quickly.

Grid Calculator Pro Edition is an Adobe InDesign plug-in CS3-CS5.5.

Do you like your printing calculator but wish you had one for your computer?

Free

Simple studio calculator available only for the Mac platform.