Home : File Types : ISZ File

.ISZ File Extension

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File TypeZipped ISO Disk Image

DeveloperEZB Systems
3.6 (75 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryDisk Image Files


This file is saved in a zipped format. You can view the contents by unzipping it with a file decompression program.


Compressed disk image format (a.k.a. "ISO Zipped") developed by ESB Systems; similar to a regular .ISO file, but compressed to save disk space; may also be password-protected and encrypted using AES256 encryption.

More Information

Large ISZ files can be split into segments and spanned across multiple disks.

Programs that open ISZ files
Microsoft Windows LogoWindows
EZB Systems UltraISO
WinMount International WinMount
Alcohol 120%
DT Soft DAEMON Tools
Updated 3/16/2009