Is Tetrisai free to play?

Yes. Tetrisai runs in your browser and costs nothing — no download, no sign-up.

Does it work on phones?

Yes. The game adapts to touch on modern phones and tablets.

No. Everything is HTML5 and runs directly in the page.

A Tetris AI written in Javascript

Puzzle GamesFreeNo installMobile friendly

Use the mouse, keyboard, or touch controls shown in the game. Most titles work with a single click or tap.

Tetrisai is part of the Arcade Hub collection. A Tetris AI written in Javascript It loads instantly and needs no account — open the page and play.

Is Tetrisai free to play?: Yes. Tetrisai runs in your browser and costs nothing — no download, no sign-up.
Does it work on phones?: Yes. The game adapts to touch on modern phones and tablets.
Do I need to install anything?: No. Everything is HTML5 and runs directly in the page.