Use WASD from keyboard or o scree joystick to move bubbles aroud.

Navigate the bubbles to the exit without getting popped by the spikes. More the bubbles escape, more the scores you get. Play through 30 levels. Be careful with the bubble jiggles.

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