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Block 21

Played on a desktop, this is a browser-based puzzle game that runs in landscape orientation. You click or tap to select groups of three or more matching blocks, aiming to clear them from the board. There is nothing to install, just point your browser and start playing.

Block 21 — play free online

About this game

Tap/click on a group of three or more blocks with the same color. Get block 21. Have fun!

How to play

Tap the screen or click the mouse

Questions people ask

Can I play Block 21 online for free?
Yes. Open Block 21 in this browser and press Play. There is no download or account required.
Do I need to install Block 21?
No. The game runs inside the browser page, so there is nothing to install.
Does Block 21 work on mobile?
This game does not list touch controls. For the best experience, use a keyboard and mouse.