The game at a glance
Swing a marble through neon courses by folding or tilting your iPhone.
What changes on Duo?
Swing a chrome marble through 100 neon courses across ten worlds. Fold your iPhone Duo, or tilt any iPhone, to pump it
A look inside
Developer App Store screenshots. These may show a standard iPhone or iPad layout; no Duo screenshot is confirmed for this listing.
How we chose this listing
This is a source-based listing. We have not tested this game on a physical iPhone Duo. Our latest catalog check is dated 2026-10-25. Read the supporting source ↗