Diophant Ancient Measures Converter is freeware and it is not to be sold for profit. It is available only for Windows 95 to Vista/Windows7 and above.

Diophant's latest safe and clean version can be downloaded from this home site only. No other site is authorized to maintain the latest Diophant version.

Diophant is offered as compressed Diophantus.exe for Windows 95 to XP-Vista/Win7 and as Diophant.zip for Windows Vista and above only.

A. For Windows 95 to XP and Vista/Windows7 (full installation)
After you download the compressed file below, click on it to run and follow instructions on the screen for the uncompression and the installation of the program.
File    : Diophantus.exe (2008 edition)
         (Please click on the link above to download file.)
Size    : 2,3Mb
Content : Full installation files, Diophant program and manual.



B. For Windows Vista/Win7 and above only (no installation may be required)
Please disregard the 'Uknown Publisher' message shown when you run Diophant. This is SAFE software. Disregard Vista/Windows7 etc nonsense.
After you download the zip file below, unzip it in any directory  and run Diophant or Diophant.exe with the yellow icon.
File    : Diophant.zip (2008 edition)
         (Please click on the link above to download file.)
Size    : 800Kb
Content : Diophant program and manual.