Caffeine Zone 2: Optimize The Amount Of Caffeine You Consume [iPhone]

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Caffeine Zone 2 is a useful application for iOS devices that tell you when you need to take caffeine, and the optimal amount needed so that it does not affect your sleep. The app helps you learn how to consume caffeine effectively and wisely.

amount of caffeine consumption

Just tap on the Consume Caffeine button and select the type of caffeine you consume. The app will plot the graph depending on your caffeine consumption. The green bar on the chart shows the amount of caffeine you need to stay alert and a blue bar which shows the minimum amount you should take before bed time.

Caffeine Zone 2 works with iPhone, iPod Touch and iPad with iOS 3.0 and later.


  • Use caffeine based products more effectively.
  • Shows amount of  caffeine in your body based on research model.
  • Learn the effects of caffeine on the body and mind with simple demonstrations.
  • Paid version available for $0.99.

Check out Caffeine Zone Lite @

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