App Description

If oncoming black, you hold the largest circle to greet him,
If it is white, release your hand.
In this way, we saw the opportunity to press or not press, challenge your ability to respond

iPhone Screenshots

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isBlack screenshot 1 isBlack screenshot 2

iPad Screenshots

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isBlack screenshot 3 isBlack screenshot 4

App Changes

  • July 08, 2016 Initial release