PPolySim OS
For Hobbyists & Makers · Block Diagram Simulator

Block Diagram Simulator for a design study

Built for hobbyists & makers exploring it for fun. Play with real physics and math, no license and no setup — just open and tinker. Simulate a design study live below — adjust the inputs and watch it respond, right in your browser.

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Frequently asked questions

Is this good for hobbyists & makers?
Yes — this version of "Block Diagram Simulator for a design study" is framed for hobbyists & makers exploring it for fun. Play with real physics and math, no license and no setup — just open and tinker.
Do I need to install anything?
No. It runs in any modern browser, free, with no account required.