The full version of Geometry Dash 2.2 costs roughly $4. However, during Steam sales, it drops to $1.99.
To ensure that Geometry Dash 2.1 runs smoothly on your PC, make sure you meet the system requirements: Geometry Dash 2.1 Download Pc Zip Mediafire REPACK
Stay safe, and keep dashing!
To ensure your device stays safe and you get the full experience, use these official methods: The full version of Geometry Dash 2