Short description of Anti-Twin 1.8d: Anti-Twin is a useful tool that helps you to increase your hard disk space by searching it for duplicate files (byte by byte) or similar images (pixel-based). Found identical files can either be moved to the recycle bin or directly deleted. Provided functions: Byte-by-byte comparison of user-defined files (file content), search for identical or similar file names, Pixel-based image comparison, e.g. search for similar pictures.