Chả nói thì các bác cũng biết nó để làm gì, phần đa các bác dùng Win32 nên em up bản x86 lên :))
WinRAR is a general purpose archiving and compression program competing with/replacing programs such as PKZip, ARJ, and others. It offers significantly improved compression ratios, easier use and a cheaper price as well as supporting long file names, disk spanning, and self-extracting file creation.
WinRAR Unplugged is portable! Now you can take the best compression tool with you wherever you go, giving you extra mobility and productivity! WinRAR Unplugged is designed to work without installation from devices like USB/Flash drives, external harddrives etc.