CaffeineX
Health & Fitness
Free · Designed for iPad. Not verified for macOS.
Visualize your caffeine metabolism in real-time. Know exactly when your system is clear for deep, restful sleep. Precision tracking meets premium design.
CaffeineX is more than just a logger—it is a window into your biology. Designed for those who demand peak performance without sacrificing rest, CaffeineX uses advanced metabolic algorithms to visualize the "invisible" caffeine currently in your system.
KEY FEATURES:
• The Hero Curve:
Experience your caffeine half-life through a stunning, real-time metabolic landscape. Watch as the energy flows through your system, transitioning from a high-focus Amber glow to a calm, Sleep-Ready Emerald green.
• Intelligent Sleep Prediction:
Stop guessing when you’ll be able to fall asleep. CaffeineX calculates exactly when your caffeine levels will drop below your personal sleep threshold, giving you a precise "Readiness Time" for bed.
• Premium OLED Design:
Minimalism at its finest. Our pure OLED black interface is designed for low-light environments, ensuring your eyes stay relaxed even during late-night checks. No clutter, no noise—just pure data.
• Rapid-Add Presets:
Log your favorite brews in a single tap. From a morning double-espresso to a midday cold brew, CaffeineX supports a wide range of presets with customizable intensity.
• Seamless Health Integration:
CaffeineX plays well with your ecosystem. Sync your intake data directly with Apple Health to get a complete picture of your nutritional well-being.
DESIGNED FOR:
Creative professionals & Developers
Students & Academic researchers
Bio-hackers & Health enthusiasts
Anyone who loves coffee but values sleep.
Optimize your energy. Protect your rest. Experience CaffeineX.
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bug fixed
The developer, 来 徐, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 来 徐
- Size
- 2.5 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 26.2 or later.
- iPhone
Requires iOS 26.2 or later. - iPad
Requires iPadOS 26.2 or later. - Mac
Requires macOS 26.2 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 26.2 or later.
- iPhone
- Languages
English and 7 more
- English, French, German, Japanese, Korean, Simplified Chinese, Spanish, Traditional Chinese
- Age Rating
4+
- 4+
- Copyright
- © XU LAI