This was mentioned in another post, but cannot find it.

Anyway if you have an iPhone and want a cheap collision recorder this is the dog dangly bits, gps, GeForce, speed, and full video, really is good.

I put a small phone holder just behind the interior mirror and you can hardly see the phone, brilliant app and cheap.

Wish I'd had something the other morning,had to stamp on the brakes when I went around a corner in thick fog and met a car head on overtaking a double decker bus ,he got through with literally inches to spare and left me and the bus driver in a state of shock side by side fuming with rage  MY2011 HSE Santorini/Ivory/Piano Black/Privacy Glass/TV .Sadly gone.
Audi A5 Sportback Black Edition 3.0 tdi quattro S Line