SimonBlog recently updates its flagship iPhone Handbook app for iPhone and brings it to the iPad. With a Pinterest like user interface, the Handbook HD app takes users' iPhone knowledge to the next level.
1lost iPhone
iPhone and iPad apps tagged "lost iPhone."

Lose Your Phone, Get it Back, Maybe
I’m too paranoid to store anything vaguely sensitive on my iPhone. Where I draw the line is, “If I can’t afford to lose it, it does not live on my device.” It’s a bit irrational I know, when you consider that I could just as easily lose my wallet.
FoneSentinel Keeps Close Watch Over Your iPhones
It’s late, do you know where your iPhone is? FoneSentinel, from Extreme Networks enables you to keep track of your iPhone (or more likely someone else’s iPhone).
The $4.

Undercover Discovers Your Lost or Stolen iPhone
iPhone gone missing? Time to go Undercover from Orbicule BVBA to locate it.
Here’s how Undercover works: Using either cell tower triangulation or GPS, you can figure out where your device is in the event that it’s lost of stolen.




