Clarity: Caffeine Tracker
Sleep better, time your coffee
Only for iPhone
Free · In‑App Purchases
iPhone
Now with verified brands - log products from Contact Coffee, Arctic Coffee, Combat Fuel and more. See exactly how caffeine affects your sleep tonight.
Clarity is the simplest way to understand caffeine's real impact on your sleep, energy, and focus. Log your intake fast and see how caffeine's half-life affects your entire day — from your 2PM coffee to your nighttime sleep cycles.
• Fast caffeine logging and visualization
• Caffeine half-life tracking and prediction
• Athletes: see how caffeine affects your sleep and recovery
• Focus and energy insights, daily and week-by-week
Understand your 3PM crash.
Improve your sleep by seeing your caffeine carry-over.
Use caffeine deliberately, not accidentally.
By using this app, you agree to Apple's Terms of Use (https://www.apple.com/legal/internet-services/itunes/dev/stdeula/) and our Privacy Policy.
New verified brand: Combat Fuel joins Clarity.
The developer, Nexus Nexus, 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 Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Usage Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Nexus Nexus Ltd
- Size
- 26.2 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 18.0 or later.
- iPhone
Requires iOS 18.0 or later.
- iPhone
- Languages
- English
- Age Rating
16+
- 16+
- Frequent
Medical Treatment information
Contains
Health or Wellness Topics
- In-App Purchases
Yes
- Clarity Plus - Monthly $4.99
- Clarity Plus - Yearly $49.99
- Copyright
- © 2025 Nexus Nexus LTD
