Whether you are trying to save space on a crowded hard drive or need to send sensitive documents securely over email, 7-Zip is the Swiss Army knife of file management. What Makes 7-Zip Special?
: Using its proprietary .7z format and the LZMA algorithm, 7-Zip can often shrink files significantly more than the standard .zip format. Whether you are trying to save space on
: Unlike competitors like WinZip or WinRAR, which eventually prompt for payment, 7-Zip is completely free for both personal and commercial use. The Power of the .7z Format which eventually prompt for payment