Photo Mate

Photo Mate for Android offers high-quality preview of various image formats (JPG, PNG, CR2, PSD, ...) as well as other raster (raw) formats. Viewing image files in excellent quality and 100 MP! The app enables you to view EXIF data from all file formats such as camera model, ISO, aperture, exposure + exposure-time and other available information. If you have special data You can view in Google Maps the place where the photo was taken. 
For each photo you can display a histogram to assess the overall brightness of the image. In app simple photo editor You can adjust the color balance and overall brightness of the photo.
For convenience, the application has the function of slide show with which You will be able to enjoy the series of photos without any extra steps. Well, to get the best display quality on the display there is a possibility of color calibration.