: The installer verifies the user's OS and hardware specs before pulling the full game files to ensure compatibility.

: Ensure that progress made in the free version is stored in a universal directory (e.g., %AppData%/Lemma/Saves ) so it carries over immediately if the user upgrades.

: Use the Steamworks API to manage the "Free Download" as a official demo, which allows for easy "Add to Wishlist" conversion. If you'd like, I can help you with: The C# or C++ code for a basic version-checking script. A landing page layout optimized for conversion. Advice on hosting providers for large game files.

Since "free downloads" often attract a wide pool of testers, build an automated bug-reporting feature.

If the "free download" is a demo or a limited version of Lemma, develop a feature that tracks progress and unlocks.