Terms of Use

Last updated: October 4, 2026

Entertainment only — not a medical tool

This game is provided for entertainment. It does not diagnose, screen for or measure any medical condition, including color vision deficiency. Nothing in the game or its scores should be treated as medical advice. Consult an eye care professional for any vision concerns.

No warranty

The game is provided “as is”, without warranties of any kind. Difficulty calibration depends on your display; results may vary across screens and lighting conditions.

Your data

Scores and settings are stored locally in your browser only. See the Privacy Policy.

Acceptable use

You may play and share your results freely. You may not resell, republish the game as your own, or use it in a way that violates applicable law.