DUCT FITTING DATABASE
American Society of Heating, Refrigeration, and Air-conditioning Engineer’s (ASHRAE's) popular Duct Fitting Database desktop application has become even more valuable as a smart phone app, allowing engineers to make complicated calculations in the field and receive faster results. It’s been developed for Apple's iPhone, iPod touch, and iPad, and costs $19.99.
http://bit.ly/ashraeductapp

COPELAND X-REF™
Emerson Climate Technologies’ Copeland X-Ref™, is a new, free mobile application for iPhone, Droid, and Blackberry mobile devices. Copeland X-Ref provides on-the-go access to Emerson's online compressor cross-reference database for air conditioning products, a tool used by thousands of wholesalers and contractors working with Copeland® compressors.
www.EmersonClimate.com/mobileapp