Comparison

Fasting Pal vs Just Fast

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

Head to head
About

Fasting Pal

Features
Read full description

Stay consistent with intermittent fasting using a clear, flexible tracker built around your routine. Fasting Pal helps you start each fast with confidence, follow your progress, and build healthier habits over time. • Track fasting progress with a simple timer and visual stages • Follow popular plans like 16:8, 18:6, OMAD, 24-hour fasts, or your own schedule • Stay on track with milestone notifications and water reminders • See your history, streaks, charts, weight, and BMI in one place • Start or stop a fast and check live progress from Apple Watch • Protect your data with iCloud backup and enjoy comfortable Dark Mode Choose a fasting plan that fits your lifestyle, then start the timer when your fast begins. Fasting Pal keeps working in the background and helps you understand your patterns with clear history and progress insights. Edit your plan whenever your schedule changes. Whether you are new to intermittent fasting or already follow a regular routine, Fasting Pal makes it easier to manage 16:8, 18:6, OMAD, and custom fasting schedules. Use it for weight-management and general wellness goals while keeping your fasting routine simple and visible. Fasting Pal includes a small banner ad at the bottom of the screen to support development. There are no full-screen or video ads, and all core functionality remains accessible. Fasting Pal is a wellness tracking tool and does not provide medical advice. Consult a qualified healthcare professional before changing your eating or fasting routine. Download Fasting Pal and make your next fast easier to follow.

About

Just Fast

This app tracks both your fasting periods and your eating windows, offering a unique dual-countdown feature. It visualizes metabolic phases like fat burning and ketosis, supports various fasting methods, and provides insights into your progress. It's designed to be user-friendly and privacy-conscious, working entirely offline.

Highlights
  • Eating window countdown
  • Fasting phases visualization
  • Support for multiple fasting methods
  • Streak tracking with grace periods
  • Pattern insights
  • Weight and BMI tracking
  • Smart notifications
  • 100% offline functionality
Features
Read full description

Just Fast is the intermittent fasting timer that tracks both your fast and your eating window — a combination no other fasting app offers. Whether you're new to 16:8 or pushing into 20:4, OMAD, or custom schedules, Just Fast gives you a clear, distraction-free timer alongside the insights to understand what your body is doing and build habits that stick. EATING WINDOW COUNTDOWN — ONLY IN JUST FAST Most fasting apps tell you when your fast ends. Just Fast also tells you when your eating window closes. Know exactly how much time you have left to eat, so you stop overrunning your window by accident. KEY FEATURES • Eating Window Countdown — track when your eating window closes, not just when your fast ends • Fasting Phases — see fat burning, ketosis, and autophagy stages visualized in real time • All Major Fasting Methods — 16:8, 18:6, 20:4, OMAD, 14:10, 12:12, 24h, and custom durations • Streak Tracking with Grace Periods — maintain your momentum even on tough days • Pattern Insights — review your fasting history and discover your most consistent windows • Weight Tracking with BMI — log weight entries and track progress over time • Smart Notifications — reminders that support your schedule, not disrupt it • Beginner-Friendly Onboarding — choose your goal, fasting expertise, and preferred schedule in minutes • 100% Offline — no account, no signup, no cloud required • 15 Languages — English, German, French, Spanish, Polish, Portuguese, Italian, Japanese, Korean, Arabic, Russian, Swedish, Finnish, Norwegian, Turkish UNDERSTAND YOUR FAST, NOT JUST YOUR TIMER Just Fast visualizes the metabolic phases of fasting as they happen: fat burning begins around hour 12, ketosis deepens past hour 18, autophagy activates beyond hour 24. You do not need a biology degree — the app shows you where you are and what your body is doing. FREE AND LIGHTWEIGHT All core features are free. No subscription. No paywall. Just Fast is also one of the lightest full-featured fasting apps available — under 50MB download, compared to 200MB+ for most competitors. Fast to download, fast to start. Note: The app is free with light banner ads on secondary screens (history, settings). The main fasting timer screen is completely ad-free. PERFECT FOR • Beginners starting their first 16:8 protocol • Intermediate fasters exploring 18:6, 20:4, or OMAD • Anyone who wants fasting phases explained without complexity • People managing multiple fasting schedules across 15 languages • Privacy-conscious users who prefer no-account apps Download Just Fast and start your first fast today — no signup required. --- Privacy Policy: https://justfast.app/privacy Support: support@justfast.app

Screenshots

Fasting Pal4 screens
Just Fast4 screens

Verdict

The call

The clearest difference is update cadence: Fasting Pal at every 8 days against Just Fast's every 3 weeks. Just Fast's advantage is iOS requirement (14.0 vs 17.0). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Fasting Pal ships an update every 8 days, Just Fast every 3 weeks. The most recent releases landed on September 9, 2026 and September 20, 2026 respectively.

Scorecard2 real differences · 8 level
Fasting Pal versus Just Fast: the parameters behind the verdict, then further details
ParameterFasting PalJust Fast
PriceFreeFree
Rating—5.0 (7 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—7 — better
Update frequencyEvery 8 days — betterEvery 3 weeks
AdsYesYes
In-app purchasesNoNo
Monetization—Ad-supported
DevicesiPhone, Apple WatchiPhone, iPad, iPod — better
Requires iOS17.014.0 — better
Further details — not scored
Size14 MB47 MB
Age rating4+17+
DeveloperRasmus HorsmannAdrian Cabala

In-app purchases

None

Fasting Pal

No in-app purchases

None

Just Fast

No in-app purchases

Questions

Is Fasting Pal free?
Fasting Pal is free to download, with no in-app purchases.
Is Just Fast free?
Just Fast is free to download, with no in-app purchases.
Do Fasting Pal or Just Fast have ads?
Both Fasting Pal and Just Fast show ads.
Which is updated more often, Fasting Pal or Just Fast?
Fasting Pal ships an update every 8 days, and Just Fast every 3 weeks. Most recently, Fasting Pal was updated on September 9, 2026 and Just Fast on September 20, 2026.

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