Comparison

Decaff vs FastTrack Fasting Timer

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

FastTrack Fasting Timer

Features
Read full description

FastTrack is the cleanest, most intentional way to track your intermittent fast. No clutter. No noise. Just a precise countdown that keeps you focused — glanceable from your Dynamic Island and Lock Screen without ever opening the app. Live Activities put your progress exactly where you need it. FastTrack uses iOS Live Activities to display a real-time countdown on the Dynamic Island and Lock Screen. Your fast is always visible, always accurate — even when your phone is sitting face-down on a desk. Every protocol, handled. Whether you fast 16:8, 18:6, 20:4, or push through an extended 36 or 72-hour window, FastTrack supports them all — plus fully custom durations. Set it once and let the app do the rest. Your history, beautifully organized. A calendar view gives you a complete record of every fast at a glance. Tap any day to see the full breakdown. Weekly charts, monthly trends, personal bests, and consistency tracking reveal what's actually working. Available with Pro. Streaks that hold you accountable. FastTrack tracks your fasting streak, sends a heads-up when it's at risk, and celebrates every milestone you hit. Consistency compounds — this is how you measure it. Synced with Apple Health. Fasting windows are recorded automatically, so your data lives where your other health metrics do. Smart notifications remind you when to start, alert you as the finish line approaches, and confirm every completed fast. No ads. No tracking. No fluff. FastTrack does exactly what it says and nothing it shouldn't. All your data is yours — export everything to CSV anytime. Pro unlocks advanced insights, trends, and export tools for people who want the full picture. Start your fast. FastTrack handles the rest. Terms of Use: https://fasttrackfasting.app/terms Privacy Policy: https://fasttrackfasting.app/privacy

Screenshots

Decaff4 screens
FastTrack Fasting Timer4 screens

Verdict

The call

Decaff and FastTrack Fasting Timer are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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 FastTrack Fasting Timer sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
Decaff versus FastTrack Fasting Timer: the parameters behind the verdict, then further details
ParameterDecaffFastTrack Fasting Timer
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 months—
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPad — better
Requires iOS17.6 — better18.0
Further details — not scored
Size2 MB2 MB
Age rating4+4+
DeveloperIrakli GrigoliaChris Karlin

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

FastTrack Fasting Timer

Subscriptions2
  • Pro Monthly$1.991 Month
  • Pro Yearly$14.991 Year

Questions

Is Decaff free?
Decaff is free to download, with in-app purchases available.
Is FastTrack Fasting Timer free?
FastTrack Fasting Timer is free to download, with in-app purchases available.
Do Decaff or FastTrack Fasting Timer have ads?
Neither Decaff nor FastTrack Fasting Timer shows ads.

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