RotaBall
Coloured balls roll into rotatable four-cup rings. Fill a ring with four of a kind and it explodes. One hundred hand-built circuits, with gates, dye pots, one-ways and hourglasses arriving as you go.
- 100 hand-built levels, no accounts and no ads in the puzzle
- Ten levels free in the browser — nothing to install
- Passwords unlock levels, so progress is yours to keep