KuaiZip is a free, convenient, fast compressor and decompressor, with advanced compression technology and a proprietary of compression format(KZ). KZ is a high ratio and fast format. KuaiZip support more than 40 compression formats such as RAR,ZIP,7Z etc. KuaiZip also can mount compressed archives, CD/DVD images and virtual disk files.

Features:

Proprietary archive file format (KZ) algorithm, compression ratio increased 5-30%.

Friendly and easy interface and detailed wizard for newers.

Support multi-volume compression and solid compression.

Encrypt,protect,lock,recover and test compressed archives.

Multi-threaded, multi-level, multi-mode compression and decompression.

Powerful self-extracting package.

Add and view compressed archive comments.