ConvertAll - A comprehensive unit conversion program.
XE.com - XE.com Inc. (XE) is a Canadian online foreign exchange services company.
Converber - Xyntec Automation provides project management and systems integration.
Yahoo! Finance - Currencies Center - Currency Converter from Yahoo! Finance.
multiConvert - multiConvert is a simple to use small sized unit converter for converting any unit into another one and getting the real time result on the main window of this program.
Currencies - An exchange rates currency converter for Android