
Sort
Pour colours between tubes until each one holds a single shade.
Klack Sort is a calm, satisfying colour-sort puzzle. Tap to pour coloured blocks between tubes until each one holds a single colour — simple to grasp, delightfully tricky to master, and perfect for a quiet moment.
Klack Sort keeps it pure: each tube holds a stack of coloured blocks, and your job is to pour them from tube to tube until every colour sits together. Undo mistakes, take a hint, or add an extra tube to work through the trickier boards. It plays fully offline and asks nothing of you but a clear head.
Hand-crafted levels, with more on the way.
Three stars to earn on every level.
Undo and restart as much as you like.
Account needed — just open it and play.

Pour colours between tubes until each one holds a single shade.

Work through the level map and collect stars as you go.

Jump straight back in — no setup, no account, no waiting.
Pour blocks from tube to tube until every tube holds a single colour. Easy to learn, endlessly satisfying to solve.
Undo any move, restart instantly, ask for a hint, or add an extra tube to open up a tough board.
Solve each level in fewer moves to earn all three stars and push through the hand-crafted level map.
Plays fully offline with no account required — a quiet puzzle for the commute, the couch, or a coffee break.
Klack Sort is live on Android and iOS.