Comparison

Decaff 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

Decaff

Monitor your daily caffeine consumption from various beverages like coffee, tea, and energy drinks. Log your intake, set limits, and visualize trends to understand caffeine's impact on your sleep and energy levels. Build healthier habits and maintain control over your caffeine intake.

Highlights
  • Track caffeine intake from various beverages
  • Log beverages and set daily limits
  • Visualize daily and weekly trends
  • Understand caffeine's impact on sleep
  • Build healthier habits
  • Monitor energy and focus levels
Read full description

Decaff helps you track and manage your daily caffeine intake from coffee, tea, energy drinks, and more. Log beverages, see limits and visualize your daily and weekly trends. Understand how caffeine affects your sleep, energy, and focus to build healthier habits and stay in control.https://decaff-landing-page-1ptw.vercel.app/terms Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://decaff-landing-page-1ptw.vercel.app/privacy

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

Decaff4 screens
Caffeine Tracker4 screens

Verdict

The call

The clearest difference is update cadence: Caffeine Tracker at monthly against Decaff's every 2 months. Decaff's advantage is iOS requirement (17.6 vs 26.0). On price, ads, in-app purchases and device support 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. Decaff sells 5 in-app purchases, starting at $0.99 per 7 days and Caffeine Tracker sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Decaff ships an update every 2 months, Caffeine Tracker monthly. The most recent releases landed on October 1, 2026 and October 21, 2026 respectively.

Scorecard2 real differences · 7 level
Decaff versus Caffeine Tracker: the parameters behind the verdict, then further details
ParameterDecaffCaffeine Tracker
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone
Requires iOS17.6 — better26.0
Further details — not scored
Size2 MB15 MB
Age rating4+4+
DeveloperIrakli GrigoliaGruffydd Johnston

In-app purchases

5 purchases

Decaff

Subscriptions1
  • Weekly Premium$0.997 Days
One-time4
  • Support Decaff$0.99
  • Support Decaff$2.99
  • Lifetime Premium$4.99
Show 1 more
  • Support Decaff$4.99
2 purchases

Caffeine Tracker

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

Questions

Is Decaff free?
Decaff is free to download, with in-app purchases available.
Is Caffeine Tracker free?
Caffeine Tracker is free to download, with in-app purchases available.
Do Decaff or Caffeine Tracker have ads?
Neither Decaff nor Caffeine Tracker shows ads.
Which is updated more often, Decaff or Caffeine Tracker?
Decaff ships an update every 2 months, and Caffeine Tracker monthly. Most recently, Decaff was updated on October 1, 2026 and Caffeine Tracker on October 21, 2026.

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