BubbleSort: Bubble Puzzle Game

CassiGames

Contains adsIn-app purchases

About this game

BubbleSort: Bubble Puzzle Game

Sort colorful bubbles into matching tubes in this relaxing underwater puzzle game. Simple to learn, satisfying to master — perfect for unwinding on your commute or before bed.

🎮 HOW TO PLAY
Press and hold a bubble at the bottom of any tube, drag it across, and drop it into another tube. Match all bubbles of the same color into one tube to complete the level. No timer. No penalties. Just pure puzzle fun.

🌟 FEATURES
✦ Mixed Tube Sizes — some tubes hold 3, others hold 5. Figure out which color goes where!
✦ 3000 Handcrafted Levels — smooth difficulty curve from easy to mind-bending
✦ 3 Unique Mechanics — locked bubbles, rainbow wildcards, and blind mystery bubbles
✦ No timer, no pressure — play at your own pace
✦ One-finger controls — just drag to sort
✦ Family friendly — fun for all ages
✦ 4 Power-ups — Pocket, Skip, Paint Brush, and Rescue
✦ Cloud save — pick up where you left off
✦ Beautiful underwater theme with bubble fish

🧩 HOW IT WORKS
Start with simple 3-color puzzles. As you progress, new surprises appear — locked bubbles that block your path, rainbow wildcards that match anything, blind bubbles hiding their color, and tubes of different sizes that change your strategy.

Every level is handcrafted and verified solvable. Can you sort them all? 🫧

What’s new

🫧 Behind-the-scenes polish