I have to admit, when I park in a big lot, I often forget where old Betsy is. There have been more than a few iPhone apps to help you find your car, but Car Finder [iTunes link] uses augmented reality to get you pointed in the right direction.
Here's how it works: you get out of your car and mark your position, making sure you have a good GPS fix. If you don't have one, you'll be told that and see the accuracy of your fix in plus or minus meters.
You can give your location a name, and if your parking space is numbered, you can add that in. I guess that is helpful if you are parking where there is no GPS signal, but then this app won't be of much help.
You're then free to go your merry way, until it's time to find your car again. When you bring up the app, your iPhone camera is activated, and a red arrow points to your car. Swing the camera around until an icon for your car appears and start walking. You'll get a constant read-out of your distance.
In my tests, just after sunset, the app worked very well, although when I got right n ...Read the full article