This website presents software which has been hand‑crafted by the developer for functionality and usefulness or intrinsic interest. These programs run with all versions of Windows (including Win10), and on Macs with an emulator. They are all free to download (as trial versions). Click on a program title (e.g., Julian‑Gregorian‑Dee Date Calculator) for information about pricing, what it is for, how to use it, etc. Or click on a thumbnail image for full‑size (then click the back arrow in your browser to return to this page).
Search KWIC Concordance ![]() |
Hermetic Word Frequency Counter ![]() |
Hermetic Word Frequency Counter Advanced ![]() |
Phrase Frequency Counter Advanced ![]() |
C Code to HTML Converter ![]() |
Data Destroyer ![]() |
File Backup Lite ![]() |
Five Cellular Automata ![]() |
Prime Factors ![]() |
Cryptosystem ME6 ![]() |
Email Encryption End‑to‑End ![]() |
You can pay by using credit/debit card or amazon pay. Or you can pay via Western Union, MoneyGram or RIA and get a 25% discount.
In case you were wondering, the "ch" in "hermetic.ch" is short for "Confederation Helvetica", that is, "Switzerland".