DxO PhotoLab is described as 'Conversion software for Mac and PC that automatically corrects optical flaws, extends dynamic range, and seamlessly removes digital noise from images' and is a Image Editor in the photos & graphics category. There are more than 25 alternatives to DxO PhotoLab for a variety of platforms, including Windows, Mac, Linux, iPhone and iPad apps. The best DxO PhotoLab alternative is GIMP, which is both free and Open Source. Other great apps like DxO PhotoLab are Adobe Photoshop, RapidRAW, darktable and digiKam.