DRACOON for Windows/Mac version 3.1.3 or later cannot be used under 32-bit operating systems.
Starting with version 3.1.3, DRACOON for Windows/Mac is only available as a 64-bit application and therefore only runs under 64-bit versions of Windows/macOS.
Explanation and solution
You can learn more about this decision in our FAQ section:
Why are 32-bit operating systems no longer supported?
The latest 32-bit version of DRACOON for Windows/Mac is version 3.1.2.
Downloads of this version: