Geometry Dash funktioniert nicht

"Geometry Dash provides all of the challenge expected from an “impossible” game while also making it more accessible to newcomers".  "Geometry Dash is a fast-paced platformer that will leave you screaming in frustration, but you’ll keep coming back for more".  Prepare for a near impossible challenge in the world of Geometry Dash.  Push your skills to the limit as you jump, fly and flip your way through dangerous passages and spiky obstacles.  Jump and fly your way through danger in this rhythm-based action platformer!  Simple one touch game play with lots of levels that will keep you entertained for hours! • Build and share your own levels using the level editor! • Unlock new icons and colors to customize your character!