Measure just about anything with the Dimensions app. The tool features a caliper with a precision of 0.156 mm or 0.006 inch, a "flexible" tape measure for interior measurements, and a podometer based on your GPS, among other things. Works on: iPhone, iPod touch, iPad Price:$0.99
Weighing Total Cost of Ownership for Digital Signage
Don't forget about this crucial part of total cost of ownership (TCO) in a digital signage installation.