If you answered yes to these, go ahead. The world of virtual PLC programming awaits.
Version 4.0 (specifically the later builds like 4.0 SP9) is widely considered the most stable, lightweight, and "complete" version for the classic S7-200. It runs smoothly on older versions of Windows (XP, 7) and functions adequately on Windows 10 with minor tweaks. For a student or a technician maintaining legacy systems, this version is essential. s7-200 simulator version 4.0 free download
Capable of simulating complex interrupt-driven logic . If you answered yes to these, go ahead
Includes simulation for the TD 200 text display. It runs smoothly on older versions of Windows
If you cannot get v4.0 to run, consider (a different tool) or simply buy a used S7-200 CPU (like a 222 or 224) on eBay for $50. For pure STL learning, the simulator is fine, but for analog scaling, use real hardware.
Let us know in the comments if you found a clean download link.