Category | Price | Seller | Device |
---|---|---|---|
Games | Free | WAN-SHENG CHEN | iPhone, iPad, iPod |
You must relax and concentrate.
Tap to swap the top and bottom circle.
Solid collide with Solid.
Hollow collide with Hollow.
Sounds so easy?!
Try it!
- Support Game Center Leaderboard
- Colorbind friendly game