UltimateZip is an easy to use archive utilty. With it's flexible user interface, UltimateZip is easy to use for first-time users and offers many features for power users.

UltimateZip offers supperior ZIP format support. Here are the most important features:

* Support for unlimited file size and unlimited number of files in ZIP archives
* ZIP AES support (WinZip 9.0 standards supported)
* Fast and strong compression and decompression
* Multiple disk spanning

UltimateZip supports most popular compressed and encoded formats currently in use.

* Read and write support for ZIP, 7-ZIP, CAB, LHA (LZH), TAR, GZIP, BZIP2, BH, XXE, UUE, and MIME (Base 64)
* Read and extract support for: RAR, ARJ, ARC, ACE, ZOO

UltimateZip comes with full support for AES standard(128-bit/192-bit/256-bit AE-1 & AE-2), and offers strong file encryption with the UZE encryption format. Another security feature will protect you from executing potentially unsafe files from the UltimateZip userinterface.

UltimateZip comes with a full set of command line tools. All important archive operations can be done via command line.

UltimateZip comes with many tools to manage your archives:

Zip repair tool:
Repair dammaged Zip files.

Batch compress support:
Compress multiple file to multiple archives.

Batch extract support:
Extract multiple archives with only one mouse click.

Checkout feature:
To examine or run files in an archive.

Zip comment feature:
View and edit Zip comments.

Integrity test:
Test you archives for errors.

And many more.