1st Calculator Expression calculator and converter with skins and lots of features
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1st Calculator Tags

conversion calculator Unit Conversion expression arithmetic operation expression calculator Occupancy Calculations make calculations make pre-trip calculations

1st Calculator Description

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.

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