7-Zip Portable 4.65

7-Zip is a file archiver that supports the new "7z" format with very high compression ratio using LZMA compression. In addition, it supports the creation/extraction of 7z, ZIP, GZIP, BZIP2 and TAR files, as well as the extraction of RAR, CAB, ISO, ARJ, LZH, CHM, Z, CPIO, RPM, DEB and NSIS files. 7-Zip Portable is a package for 7-Zip that is optimized for portable usage.Another alternative is Portable7zip. Thanks to nycjv321 for suggesting this.
Download the self-extracting EXE and extract to a folder of your choice. Launch 7-ZipPortable.exe.
Ссылка: http://portable..tilities/7-zip_portable