We all know that Iphone is a great as a mobile but the best part is that one need not carry an additional camera, if one is carrying an IPhone.
Moreover now gadgets have come in market for $40 each which provides it with a remote to capture the images by clicks as far as 30 feet from phone or one can have a physical iPhone Shutter Grip which will help you to get awesome images.
You can check out Iphone stock apps here.