Zero dollars. Emulators are free, and Geometry Dash Lite is free.
(Lightweight, great for low-end PCs)
If you are looking for the strict definition of "Lite"—free, no strings attached—playing through your browser is the intended route. Modern Windows 10 PCs come with Microsoft Edge, which handles HTML5 games flawlessly. Geometry Dash Lite Download Pc Windows 10
Emulators like , LDPlayer , or NoxPlayer create a virtual Android environment on your PC. Zero dollars