Block 21
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About Block 21
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
Walkthrough
Frequently Asked Questions
Is Block 21 free to play?
Yes — Block 21 is completely free to play on Grapeplay. No downloads, no signup, no payment required.
How do I play Block 21?
Tap the screen or click the mouse
Can I play Block 21 on mobile?
Block 21 is designed for landscape screens — it works on mobile, but plays best on a desktop or tablet held sideways.
What kind of game is Block 21?
Block 21 is a Puzzle game. Discover more like it in our Puzzle section.
