You can easily level picture frames on your wall using your iPhone, but leveling the photos you actually take is a whole 'nother story. There are no built-in leveling tools in your stock Camera app, or in most camera apps for that matter.
We did previously cover a cool app called Horizon that automatically leveled out your videos while you shot them, but it's not free and works best with videos, as you could probably guess. For photos, you'll want to use a a dedicated app called Orient - The Self Aligning Camera, developed by Ajit Katti, which uses the built-in gyroscope to keep photos... more
Orient - The Self Aligning Camera is available in the iTunes Store.