Unit Conversion Tool 5.1

Unit Conversion Tools is a fast, small, easy to use software for all your unit conversion and calculation needs. It offers a wide range of conversion categories, such as Numbers, Prefixes, Data Storage, Data Transfer, Length, Angle, Area, Volume, Volume - Dry, Time, Velocity, Acceleration, Velocity - Angular, Mass, Density, Force, and much more. Each and every one of these categories containing dozens of units that can be used for calculations or conversions. For example, let's take the category Time. It contains the following units: second, millisecond, microsecond, nanosecond, picosecond, femtosecond, attosecond, shake, minute, hour, day, week, month, month (synodic), year, year (Julian), year (leap), year (tropical), year (sidereal), day (sidereal), hour (sidereal), minute (sidereal), second (sidereal), fortnight.
Unit Conversion Tools also contains practically all the constants that you could need, so it can be included in a calculation. 44 general constants that are ready to be imported into calculation edit boxes.
Unit Conversion Tools contains around 2100 conversion units in 78 categories, allowing user to do Conversions Between Unit Combinations, Smart Hints, Powerful expression evaluator, Exceptionally high calculation accuracy, and many more interesting and helpful features.