Find the odd square. It gets harder every round.

nos-user · · HTML

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Find the odd square. It gets harder every round. A browser game in a single HTML file, with test, colour. Open it in the browser, or copy it into a NOS workspace and edit it.

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Colour Eye

Round1
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Best0

Colour Eye

One square is a slightly different shade. Tap it. Three misses and you are out.

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The difference shrinks every round. Most people stop seeing it around round 14.

Single HTML file with no build step. Type: Outfit, served by Google Fonts under the SIL Open Font License.