David Busch's Nikon D7000 Companion App app for iPhone and iPad

You picked the best digital SLR camera - now pick the best app to help you maximize your camera’s capabilities so you can quickly learn how to use it and use it well. From the world’s #1 bestselling camera guide author, David Busch, comes the Nikon D7000 Companion app. David’s bestselling book has been re-imagined for the iPhone and iPad.
You’ll find select, rich content from the David Busch camera guide, as well as new, dynamic multimedia elements in a searchable, portable format that gives you all the information you need while you’re using your camera in the field or on location.
Along with publisher Course Technology PTR, David Busch provides you with a complete digital photography solution that includes camera guides, compact field guides, and now iPhone and iPad apps on the latest digital and digital SLR cameras from Canon, Nikon, Sony, Pentax, Olympus, and Panasonic. Now all the camera information you need is at your fingertips in whatever format you prefer.