Comparison

FastTrack vs Planck Fasting

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

Head to head
About

FastTrack

Features
Read full description

FastTrack is a fasting timer that does one thing and does it well. No articles. No quizzes. No AI coaching. Just a timer. Start your fast with one tap. A clean countdown shows exactly where you are: fasting or eating, hours remaining, progress at a glance. ALL FASTING PLANS FREE • 16:8 - The most popular intermittent fasting schedule • 18:6, 20:4, OMAD (23:1) - For experienced fasters • Custom - Set your own fasting and eating windows TRACK YOUR PROGRESS • Calendar view with colour-coded history - see your streaks at a glance • Stats dashboard - current streak, longest streak, total fasts, total hours fasted • Full history of every fast - duration, completion status, start and end times HOME SCREEN WIDGET • See your current fast status without opening the app • Time remaining and fasting phase right on your home screen BUILT FOR SIMPLICITY • No account required - everything stays on your device • No internet needed - works fully offline • No bloat - we will never add meal logging, social features, or calorie counting All fasting plans free. 16:8, 18:6, 20:4, OMAD, and custom. Upgrade to Premium for streaks, stats, calendar history, the home screen widget, and custom app icons. FastTrack is not a medical device. Consult a healthcare professional before starting any fasting regime. Privacy Policy: https://sites.google.com/view/ces-privacy-policy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Planck Fasting

This app provides a simple intermittent fasting timer with pre-set protocols. It tracks your fasting periods and offers a clean history of completed fasts. Designed for privacy, it works offline and syncs via iCloud without requiring accounts or tracking.

Highlights
  • Intermittent fasting timer
  • Pre-set fasting protocols
  • Fasting history tracking
  • Live progress ring
  • Offline functionality
  • iCloud syncing
  • Dark UI
Features
Read full description

Planck Fasting is an intermittent fasting timer that gets out of your way. Pick a protocol, hit start, and the timer runs. When you break your fast, it goes into your history. That is the whole app. PROTOCOLS 14:10 for a gentle start 18:6 for deeper ketosis 20:4 for advanced fasters FEATURES A live ring that shows how far into the fast you are Clean history of every completed fast with start time, end time, and duration Pick your default protocol once and forget it Dark UI built for late nights and early mornings Works fully offline Syncs across your iPhone and iPad through your private iCloud database PRIVACY No accounts. No tracking. No ads. No analytics. Your fasting data lives on your device and in your own iCloud, nowhere else. NOT MEDICAL ADVICE Planck Fasting is a tracking tool, not a medical device. Talk to a qualified clinician before starting any fasting protocol, especially if you are pregnant, breastfeeding, taking medication, or have a history of disordered eating. THE PLANCK SERIES Planck Fasting is part of a small family of focused single purpose apps. Same dark aesthetic, same hbar mark, same idea: do one thing, do it well, then get out of the way.

Screenshots

FastTrack4 screens
Planck Fasting2 screens

Verdict

The call

The clearest difference is in-app purchases: Planck Fasting at none against FastTrack's 2. FastTrack's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.0). On price, update cadence and ads 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. FastTrack sells 2 in-app purchases, starting at $2.99 per year. Planck Fasting asks for nothing beyond the download.

UpkeepUpdate frequency

FastTrack ships an update every 5 days, Planck Fasting weekly. The most recent releases landed on October 15, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 6 level
FastTrack versus Planck Fasting: the parameters behind the verdict, then further details
ParameterFastTrackPlanck Fasting
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 5 days — betterWeekly
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS14.0 — better17.0
Further details — not scored
Size49 MB1 MB
Age rating4+17+
DeveloperFernando MendesYeong Kwon

In-app purchases

2 purchases

FastTrack

Subscriptions1
  • Yearly3 Days trial$2.991 Year
One-time1
  • Lifetime$5.99
None

Planck Fasting

No in-app purchases

Questions

Is FastTrack free?
FastTrack is free to download, with in-app purchases available.
Is Planck Fasting free?
Planck Fasting is free to download, with no in-app purchases.
Do FastTrack or Planck Fasting have ads?
Neither FastTrack nor Planck Fasting shows ads.
Which is updated more often, FastTrack or Planck Fasting?
FastTrack ships an update every 5 days, and Planck Fasting weekly. Most recently, FastTrack was updated on October 15, 2026 and Planck Fasting on October 7, 2026.

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