Optimized RarZilla-Version for mobile purposes: RarZilla Free Unrar Portable is smaller, optimized for mobile use - e.g. on an USB-Stick - and comes without setup routine. Just extract all files and "RarZilla Free Unrar Portable" is ready to be used. You can place it on your USB flash drive, iPod, portable hard drive or a CD and use it on any computer, without leaving any personal information behind. RarZilla Free Unrar is a free tool to quickly decompress RAR-archives. It supports spanned archives. Decompression can be started by drag 'n' drop. To speed the whole process up, RarZilla has the option to define a default output folder or a default password or both.