Memory improvement
Very simple game, I love it
Free
About
Test your color memory with a daily challenge. Memorize a color and then recreate it using hue, saturation, and brightness sliders. Scores are based on professional color science, and you can share your results with friends.
✓Daily color challenges
✓Practice mode for unlimited rounds
✓Streak tracking
✓Science-based scoring (CIEDE2000)
✓Shareable results card
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What's New in ColorUno
1.9
May 21, 2026
• NEW: Recall - a memory-based color mode that rewards a sharp eye • Recall scores feed into your daily streak • Performance and stability improvements
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FAQ
What is ColorUno?
ColorUno is a daily color memory game where you memorize a color and then recreate it using hue, saturation, and brightness sliders. Scores are calculated using CIEDE2000, a professional color science standard.
How does ColorUno scoring work?
Scores are measured using CIEDE2000, which calculates the perceptual distance between the target color and your recreated color. This is the same science used in professional display calibration.
Can I play ColorUno offline?
The description does not specify offline play capabilities. However, the daily challenge aspect suggests it may require an internet connection to fetch the day's colors and submit scores.
Does ColorUno have multiplayer?
While ColorUno doesn't have direct multiplayer modes, it allows you to share your results on a Wordle-style score card, enabling you to challenge friends and compare scores.
What devices does ColorUno support?
ColorUno is available on iPhone and iPad devices.
Is ColorUno suitable for children?
ColorUno has an age rating of 4+, making it suitable for young children and adults alike. The game focuses on color perception and memory.
How often is ColorUno updated?
The latest version, 1.9, was released on May 21, 2026, indicating recent development activity. The app was initially released on April 20, 2026.
Does ColorUno have ads?
No, ColorUno does not contain advertisements. It is a completely ad-free experience.