iPack is a full-featured compressed archives manager.

Features

• Compress 7z, zip, jar, and rar archives
• Decompress 7z, zip, jar, rar, cab, iso, arj, gz and bz2 archives
• NEW! Integration with Finder: compress files in Finder directly
• Quick preview files without extracting them
• Conversion from 7z/zip/rar/gz/bz2 to 7z/zip/rar formats
• Quick archive decompression by dragging files to the drop basket
• NEW! Take advantage of the power of multicore CPU: iPack works at least 100% faster when you have 2011 Macs.
• Superb speed benefited by 64-bit computing power
• Full support of international file names (especially Chinese, Japanese and Korean file names created by old archivers)
• Full support of password-protected archives
• Full support of drag and drop
• Multi-volumed archives support
• Search file names inside archives with fancy highlight effect