For a limited time only 8mm is the free App of the Week in the iTunes store, it usually retails for $1.99 (in-app purchases are sold separately). 8mm Vintage Camera captures the beauty and magic of old school vintage movies right through your viewfinder. Dust and scratches, retro colors, flickering, light leaks, even frame shakes, all can be instantly added with a single tap of the finger. Also, check out the video below, after running out of money, director Malik Bendjelloul finished shooting the Oscar nominated documentary ‘Searching For Sugar Man’ with this app. To give it a whirl on your iPad go here To give it a whirl on…