A powerful Microsoft Windows utility that can quickly and easily convert to and from over 400 different units in 23 categories. The categories include:  of  length, area, volume, mass, time,  temperature, energy,  power, force,  memory, pressure, acceleration,  twisting moment adn other;decimal numbers to arabic, string value and to another base (hex, oct others from 2 to 16),clothing sizes, radio frequency to wave-length and inverted, calculation decibel and many others. The program can lay in tray and does not   impede you to work with other programs.You can use hot key to call searching of measure, calculator ,notepad, and measure window.