Home » 7 iPhone apps you didn’t know could help your photography

3. SKRWT This one is perfect for the architecture photographer, though basically anyone who shoots a straight line or two is going to want to take note. SKRWT allows you to correct horizontal and vertical distortion with a single swipe, and will automatically crop the photo once you’re done for the best results. It’s capable of dealing not only with phone photos but also those taken on other cameras, so would also be a good download for GoPro owners.