Comparison

Caffeine vs Caffeine Tracker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Caffeine

Easily monitor your daily caffeine consumption and stay within your limits. Track your intake, log drinks with one tap, and customize your beverage list. Stay aware of your habits and make informed decisions about your caffeine intake.

Highlights
  • Effortless tracking of daily caffeine intake
  • One-tap logging for frequent drinks
  • Create custom drinks
  • Mark favorite drinks for quick access
  • iOS widget for at-a-glance monitoring
  • Apple Watch app for on-the-fly logging
  • Apple Watch complications for intake tracking
Features
Read full description

Caffeine gives you a clear picture of your daily caffeine intake. Whether you’re cutting back or simply keeping track, log your drinks, set your daily limit, and follow your habits from your iPhone or Apple Watch. • iPhone Duo Support: Ready on day one, with full support for every layout and orientation. • Your Day at a Glance: See today’s intake, compare it with yesterday, and check how much remains within your daily limit. • Quick Logging: Repeat recent drinks with one tap and keep your favorites close at hand. • Custom Drinks: Add your own drinks with the caffeine amounts and serving sizes that work for you. • History and Trends: Review past entries and see how your intake changes over time. • Home Screen Widgets: Check your daily intake at a glance with gauges that match the app. • Apple Watch: Log drinks from your wrist and keep your daily intake visible with watch face complications. • Make It Yours: Choose a color theme with a matching app icon. A little more awareness with every cup.

About

Caffeine Tracker

Features
Read full description

Know when your caffeine wears off. SipLog tracks every coffee, tea and energy drink and estimates how much caffeine is still in your system right now. See the curve for your day, how far you are into your daily guide, and the time you'll be sleep-ready. LOG IN ONE TAP • Tap a drink to log it, or touch and hold to change the size or time • Undo straight away if you tap the wrong one • Search a library of coffees, teas, sodas and energy drinks, or enter any amount • Save your usual order with its exact caffeine KNOW WHEN YOU'LL SLEEP • A live estimate of caffeine in your system, based on its half-life • Your sleep-ready time, and how each drink would change it before you log it • A cut-off reminder before the last time a coffee will wear off by bedtime • Set your own daily guide, bedtime, half-life and sleep-ready level WIDGETS AND LIVE ACTIVITY • Home Screen and Lock Screen widgets showing caffeine now and when you'll be sleep-ready • Log your usual drinks straight from the widget • A Live Activity counts down to sleep-ready on your Lock Screen and in the Dynamic Island SEE YOUR PATTERNS • Daily, monthly and yearly trends against your guide • Caffeine still active at bedtime and when you usually have your last drink • See how caffeine affects your sleep, using sleep data from Apple Health • Export your history as CSV PRIVATE BY DESIGN • Drinks you log are saved to Apple Health if you choose, and sync with iCloud • Sleep data is read only when you turn on the sleep report, and never leaves your iPhone SIPLOG PRO Pro unlocks your sleep-ready time and what-if preview, the sleep report, the Live Activity, month and year trends, and saving your own drinks. Pro is available as a monthly or yearly subscription, with a free trial for new subscribers. Payment is charged to your Apple Account when you confirm the purchase, or at the end of the free trial. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. You can manage or cancel your subscription in your Apple Account settings. SipLog gives estimates for awareness. It isn't medical advice. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://siplog-website.vercel.app/posts/privacy/

Screenshots

Caffeine4 screens
Caffeine Tracker4 screens

Verdict

The call

The clearest difference is in-app purchases: Caffeine at none against Caffeine Tracker's 2. Caffeine also leads on device support (3 vs 1). Caffeine Tracker's advantage is update cadence (monthly vs every 12 months). On price, ads and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Caffeine Tracker sells 2 in-app purchases, starting at $2.99 per month. Caffeine asks for nothing beyond the download.

UpkeepUpdate frequency

Caffeine ships an update every 12 months, Caffeine Tracker monthly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 6 level
Caffeine versus Caffeine Tracker: the parameters behind the verdict, then further details
ParameterCaffeineCaffeine Tracker
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 12 monthsMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, Apple Watch — betteriPhone
Requires iOS26.026.0
Further details — not scored
Size42 MB15 MB
Age rating4+4+
DeveloperA I M, Inc.Gruffydd Johnston

In-app purchases

None

Caffeine

No in-app purchases

2 purchases

Caffeine Tracker

Subscriptions2
  • Monthly7 Days trial$2.991 Month
  • Annual7 Days trial$9.991 Year

Questions

Is Caffeine free?
Caffeine is free to download, with no in-app purchases.
Is Caffeine Tracker free?
Caffeine Tracker is free to download, with in-app purchases available.
Do Caffeine or Caffeine Tracker have ads?
Neither Caffeine nor Caffeine Tracker shows ads.
Which is updated more often, Caffeine or Caffeine Tracker?
Caffeine ships an update every 12 months, and Caffeine Tracker monthly. Most recently, Caffeine was updated on October 24, 2026 and Caffeine Tracker on October 30, 2026.

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