Archived Versions of ZDSimulator

ZDSimulator continues to evolve, but we still provide access to earlier versions (up to version 55.008) for users who purchased the simulator before the Steam release.


🆕 Latest Version

🔹 The latest stable version of ZDSimulator is available on Steam:
👉 Go to the Steam page


⬇️ Download Old Version

🔹 You can download the old version of ZDSimulator (up to 55.008) from our forum:
👉 Download ZDSimulator (archived version)


🛠 Activation Instructions

🔹 Activation instructions for versions 55.008 and below are available here:
👉 View activation manual


🔄 Upgrade to Steam Version

🔹 If you previously purchased ZDSimulator on our website and less than 3 years have passed since your purchase, you are eligible for a free upgrade to the Steam version.

📝 To request your Steam key, please contact our support team: