Key features: High compression ratio of the new 7z format with LZMA compression. Supported formats: Pack/unpack: 7z, ZIP, GZIP, BZIP2, and TAR; unpack only: ARJ, CAB, CHM, CPIO, DEB, DMG, HFS, ISO, LZH, LZMA, MSI, NSIS, RAR, RPM , UDF, WIM, XAR, and Z. For ZIP and GZIP formats.