Ditch the old calculator!
Showcalc is the award winning tape calculator with all the features you will ever need to make your calculations quickly and accurately.

Features
Check out Showcalcs features

Tape Calculator. Just use Showcalc like the standard Windows Calculator - every calculation is shown on the tape, and unlike most other Windows tape calculators, Showcalcs tape is easy to read and understand!
Scientific functions. Percentage, Trig, Log and Hex are all in Showcalc !
Tax. Sales Tax, VAT or GST Calculations - Showcalcs customisable Tax functions make it easy to work out Sales Tax with one click of a button.
Unit Conversion. 100s of conversions are just a click away, Area, Length, Mass, Temperature - and many, many more
Replay function.

Made a mistake ? No problem ! Use Showcalcs unique back and replay function to correct mistakes. Its not hard ! If you can use a Web Browser you can use Showcalc !
New ! Corporate Version. Register 5 or more licenses and get a free upgrade to the Corporate Version. See our pricing! The more you register, the more you save !