Free Calculator Software

Date and Time Calculator will let you easily add and subtract dates and time intervals in just a few clicks. It features common date-related calculations, detailed date information (julian day number, day of year, etc), moon phase information, birth date calculator, due date calculator, and much more!

Take advantage of our FREE Tax Lien Certificate Investment Calculator to analyze and evaluate investment opportunities. Enter your investment figures and instantly see your potential earnings.

Take advantage of our FREE Drilling Rig Investment Calculator to analyze and evaluate investment opportunities. Enter your investment figures and instantly see your potential earnings.

Moffsoft Calculator has a simple, easy-to-use interface that allows a user of any level to start crunching numbers immediately. In addition to the printable and savable calculator tape, you'll discover powerful financial functions that include the time value of money, loan payments, amortization schedules, bonds, interest rate conversions, cash flow, and depreciation. Moffsoft Calculator also has a variety of date and time calculations, and pro..

3 Mathematics Applications for 1 Price: Factor Calculator, Prime Number Calculator, Primality Tester. Recommended on The Math Forum @ Drexel (University) for Middle School, High School and College, ages 6+. Small application window allows simultaneous use with Microsoft Word, Outlook, Excel, etc.. No need to even click a button, simply type the number/s and press enter. Free one month trial. Only $4.95 for the suite.

Gold Calculator Computes Gold, Silver, Sterling and Platinum in Kilos, Oz, Dwt, grams, grains and pure ounces. Saves all calculations to file and will print. A Must For All Jewelry Professionals, Pawnbrokers, Jewelers, Refineries, Investers, Laylmen. Just enter Gold Spot or Market Price and Gold Calculator will do the rest.

FAS Calculator is an expression calculator which allows you to directly enter an expression to be evaluated. More than one hundred functions are supported, including algebraic, transcendental, trigonometric, hyperbolic, engineering functions. FAS Calculator includes functions that allow you to perform numerical integration, differentiation, and root-finding. The calculator allows you to perform some operations with complex values.

Basal Metabolic Rate (BMR) is the minimal energy requirement needed to sustain life in a resting individual. The Sam Gurgis BMR calculator allows you to calculate your BMR easily and quickly. Just open the Sam Gurgis BMR Calculator and enter some details. You can also use the Sam Gurgis BMR Calculator to see how many extra calories you consume when active. The Sam Gurgis BMR Calculator is a free tool.

Orneta Calculator is a simple and easy to use application that acts like a standard scientific handheld calculator for Windows Mobile based Smartphone's. Just use your Smartphone when a separate handheld calculator is too much. Enjoy the simple access for quick calculation of difficult problems. Solve your math and science problems at work, school, the lab, or even on the road. You can perform any of the standard operations of a normal calculator

Other Subnet Calculators only do one function, don't allow Exporting, or require you to purchase to enable all the features. This tool performs forward/reverse DNS resolution, response time, Address translation and Address Class information. It calculates subnets based on Subnet Mask, Mask Bits, Host Bits, Number of Subnets and Hosts per Subnet. You can even generate reports. The Advanced Subnet Calculator from SolarWinds is COMPLETE and FREE.