Handy and useful expression calculator and unit converter with skins. Main features: fully customizable interface with skins; keyboard shortcuts; all arithmetic operations, more than 20 functions; editable lists of constants and unit conversions; recalling previously used expressions; five result formats with changeable precision; automatic clipboard copy/paste; minimizes to the system tray.

UM Converter
MS Excel add-in that makes unit of measure conversions.Several units from different categories and units systems are available.

KMB Electrical Calculator
Calculates tons of formulas used in an electrical environment; Ohms, volts, amps, horsepower, etc.

Area Unit Conversion Calculator
Property area unit conversion software converts length area to and from hectares acres ares square feets inches centimeters furlongs kilometers miles millimeter meters yards rods mils. Software calculates prices of lands plots flats shops properties

Euro Calculator
Four packages in one: calculator with translucent skins, currency converter, internet agent that collects daily rates, and promotional medium (via custom redistributable versions). Calculator and euro conversion functionality never expire (freeware).

Calculator Prompter
Calculator Prompter is a math expression calculator. Calculator Prompter has a built-in error recognition system that helps you get correct results. With Calculator Prompter you can enter the whole expression, including brackets, and operators.