Eye Block Challenge
A grid of blocks contains one target block. Find it quickly as the grid grows larger each level. 60-second timed mode. Best score saved locally.
100% Private & Secure
This tool runs in your browser.
Your data is never uploaded or stored.
Eye Block Challenge
Find the target character hiding among similar-looking characters. Test your eyes and reaction speed!
How to Play:
Find and click the cell that matches the target character shown at the top.
Correct: +10 points | Wrong: -2 points
Time limit: 60 seconds
How to use
- 1
Click Start to begin.
- 2
Find and click the target block in the grid.
- 3
Grid grows larger each level.
Why use this tool?
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Fast, instant results — no waiting, no page reloads.
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Clean, focused interface designed for developers.
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100% private — everything runs in your browser, nothing is uploaded to any server.