Image Tuner is a small and free (also for commercial use) tool for mass renaming and resizing of graphics, conversion between the most commonly used formats, as well as superimposing watermarks on the image. Despite its small size in comparison to competing solutions, the program can boast an extremely fast and effective algorithm of changing the size of the image. All operations can be performed in batch mode, using default templates to customize the output graphics for iPod/iPhone and DVD players, or for social networking sites such as Facebook and Twitter.

For advanced users, Image Tuner offers the ability to change many settings, including position and transparency of watermark, output quality, color space, compression, used filters, etc. The Image Tuner offers the possibility of changing the position and transparency of the watermark, output quality, color space, compression, used filters, etc. The formats supported by Image Tuner include JPEG, BMP, PNG, GIF, TIFF, PCX, as well as CRW, CR2, RAW, NEF, DCR, X3F and ORF files created by digital cameras.

Image Tuner is available only in English language version, but it should not cause any problems for anyone.