WinZip is the worlds most popular Zip utility for file compression, encryption, packaging, and data backup. Now supporting Windows 7, WinZip 14 makes it easy to zip and unzip files for quick, efficient, and secure file transfer, email transmission, and data storage. Compress files with WinZip 14 to save space and reduce transmission times. Use it to open Zip, Zipx, RAR, 7Z, BZ2, CAB, JAR, IMG, and other compressed file types. Bundle related files together. Secure confidential data and automatically back it up.