Description
Research has shown that humans, in the dark, react to red light in 0.58 of a second. Play the fast paced Circles and discover how you measure up against your friends.Updates coming to android 1.5 and 1.6 soon.
Please email us at the developer email if you experience any problems.
V. 1.3 - is here
Global scores
V. 1.5 - coming soon
Create custom groups and compete within them
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