Nuts & Bolts Sort - Boltz

New in 1.2.0: real workshop sound, a gold seal on every finished bolt, and the shop one tap away inside a level.

Boltz is the most relaxing nuts & bolts sorting puzzle.

Unscrew colored nuts and stack each bolt until it holds a single color. Simple to learn, satisfying to master.

• Hundreds of handcrafted levels — every one is solvable • No timers, no pressure — sort at your own pace • Always an exit: free undo and extra bolts whenever you're stuck • Real workshop sounds and a calm background loop, both switchable • Colorblind mode and unlockable bolt themes • Plays fully offline

Twist, sort, and relax. Download Boltz and start sorting.