$HOME/Library/Application Support/GeometryDash/
What specific (e.g., M1 MacBook Air, M3 Pro) are you using? What refresh rate (Hz) are you hoping to achieve? geometry dash macos top
Ensure your Mac is not overheating. Use a laptop stand or turn down the in-game graphics quality. Conclusion M1 MacBook Air
Here is the technical breakdown of how to build this for macOS (Swift + Carbon API for low-level keyboard hooks). geometry dash macos top
If you want to actually develop this:
This tool sits in the top menu bar (next to the clock) and solves the three biggest complaints about playing GD on a Mac.