Trigraphy - Photo editing app that allows you to make mosaic/abstract looking art.

Halide - A premium camera for your phone

Dreamscope - Make and share 'deep dream' images using dozens of supplied styles or your own.

Camera+ - With Camera+ you’re able to use your iPhone to shoot the best photos you possibly can.

Photomosh - Turn anything into a vaporwave

SLOW SHUTTER CAM - SLOW SHUTTER CAM is an app presented in the market by Cogitap Software to take the photo capturing experience to a whole new level by taking photos after adjusting the shutter speed.