MagicPlan creates a floor plan of most any room using photos you take on your iPhone or iPod Touch. Just minutes after you snap your first shot, this free app will let you export the complete floor plan as a JPG or PDF file.
iHandy Carpenter turns a phone into a bubble level, surface level, plumb bob, ruler, and protractor. “You’ll never again have an excuse for hanging a crooked picture.” (iPhone and Android)
Color Capture “lets you take a photo, zero in on a favorite hue,” and get the corresponding code for a Benjamin Moore paint color. (iPhone and Android)
Houzz Interior Design Ideas “will stoke your imagination” with its library of 100,000 sortable photos of interiors. This free iPhone app also provides contractor directories for more than 50 metropolitan areas.
Source: Architectural Digest