ConvertAll - A comprehensive unit conversion program.
Tweetbot - Sync your timeline across your iPhone, iPad, and Mac. Mute tweets by user, hashtag, tweet source, or keywords (including regex). 3rd Party support for image, video, read later, and timeline sync services.
Converter NOW - A simple, immediate and fast unit converter!
XE.com - XE.com Inc. (XE) is a Canadian online foreign exchange services company.
Converber - Xyntec Automation provides project management and systems integration.
Elk - The fastest way to convert currencies on mobile.