CafLog

Log coffee or energy drinks with a tap. Instantly see if caffeine is still in your system or if it’s safe to drink at night. Smart caffeine tracking with sleep insights.

CafLog is an easy-to-use app for tracking and managing your caffeine intake.

■ Log caffeine in seconds
Quickly log coffee, energy drinks, tea, chocolate, and more with a single tap from 18 preset options. Add custom drinks and favorites for even faster tracking.

■ Real-time caffeine tracking
Using a half-life-based model, CafLog calculates your current caffeine level in real time. Visualize how caffeine is absorbed and metabolized throughout your body.

■ Check sleep impact
Set your bedtime to estimate your caffeine level at night. Get clear insights with simple indicators: Safe, Caution, or Risk.

■ Stay motivated with achievements
Unlock 21 unique achievements as you keep tracking. Progress through different rarity levels and enjoy changing themes as rewards.

■ Powerful analytics
Explore your habits with 13 types of insights, including metabolism charts, time-of-day analysis, and drink rankings.

■ Widget support
Check your caffeine intake and sleep impact right from your Home Screen or Lock Screen. Jump to logging with a single tap.

■ Pro Plan
Unlock unlimited logging, full history access, all analytics features, HealthKit integration, iCloud sync, and more for advanced caffeine management.

【Key Features】

・18 preset drinks + custom drink creation
・Real-time caffeine tracking (half-life model)
・Sleep impact analysis based on bedtime (Safe / Caution / Risk)
・21 achievement system (5 rarity levels)
・7 home themes unlocked through achievements
・13 analytics widgets
・Calendar view (color-coded + notes)
・Home Screen / Lock Screen widgets

【Pro Features】

・Unlimited logging
・Full history access
・All analytics unlocked
・HealthKit integration
・iCloud sync
・6 premium themes

Terms of Use (EULA): https://yuto1201.github.io/caflog-privacy/terms.html Privacy Policy: https://yuto1201.github.io/caflog-privacy/privacy-policy.html