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Great Zip


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Top notch compression utility that can handle nearly any archive format thrown at it. A slick looking interface and numerous features provide a high quality user experience. Supported formats are Zip, RAR, 7Z, GZ/GZIP, TAR, ISO/ CD, CAB, BZ/BZ2, LHA/LZH, ACE, ARJ, ARC, KGB, and many more!

Installer Technology Co. developed product.
Proprietary Installer Technology Co. installation system.
Exclusively distributed by Installer Technology Co.

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We've connected over 9 million downloads since 2008!

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“We wanted to grow from 4M active users to 6M by our fiscal year end. We hit a roadblock. Installer Technology Co. helped us surpass our goal on time and on budget.”

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Steven Powers,
CEO, ContextU Group