Tap or click o a stack to select it, the coect it with others of the same color to form a chai. Create loger stacks to ear higher scores ad complete level objectives. Pla each move carefully — your turs are limited!

Stack Up is a vibrant puzzle game where strategy meets fun. Connect stacks of the same color to form long chains, reach level goals, and climb through increasingly challenging puzzles. With colorful visuals, smooth gameplay, and intuitive controls, Stack Up offers an addictive experience for players of all ages.

For iOS:
Safari on iOS 8 and later supports WebGL 1.0, and on iOS 15 and later supports WebGL 2.0.

For Android：
Nearly all of them support WebGL