Hermetic Systems

Software for word and phrase counting, file & email encryption, file backup & wiping, calendar date conversion and more

Hermetic Systems (in business for 20 years) is the developer and publisher of the software shown below. These programs are all hand‑crafted for functionality and ease‑of‑use. They run with all versions of Windows including Windows 10 (and on Macs with an emulator). All of them are free to download (as trial versions).

Click on a program title for further information, or click on a thumbnail image for full‑size, then click the back arrow in your browser to return to this page.


MD5 File and Folder Comparator

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Prime Factors

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You can purchase a user license using credit card or amazon pay.

This page last modified on July 5, 2020.