The Premier Unit Converter
Convert-It allows you to perform over 6,800 unit conversions, between nearly 500 units, organized in 41 categories. It's the quick and easy way to convert measurements from one unit to another on your Palm handheld.
Copper POS Pro for Mac can help you streamline the process at checkout for both your employees and customers. Copper Pro Edition for Mac provides a cash register system that stores product information.