Recommended iPhone Camera Apps for 2020 This app made my switch from a DSLR to iPhone only photography a bit easier. And it has the phrase “pro” in its name for a reason: Supports manual settings for ISO and shutter speed Has ISO and shutter priority mode. In these modes, you either set ISO or shutter speed, and ProCamera will adjust the other setting. Offers exposure compensation from -7 to +7 EV. Great for fine-tuning before you take a photo.…