Comparison

FastFlow vs Paleo Fasting

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

Head to head
About

FastFlow

Features
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FastFlow helps you build a consistent intermittent fasting routine with a clean timer, simple plans, and quick daily check-ins. Whether you’re doing 16:8, 14:10, 18:6, 20:4, or a custom schedule, FastFlow keeps your day clear: start a fast in one tap, see exactly when your eating window begins, and track how you feel so you can learn what works. What you can do with FastFlow - Fasting timer (one tap) - Start, end, or break a fast anytime - Countdown + progress at a glance -Clear labels for fasting vs eating time Plans & schedule - Choose a plan: 14:10, 16:8, 18:6, 20:4, or Custom - Set your eating start time and we calculate the rest - Adjust anytimeβ€”your routine should fit your life Gentle reminders - Notifications for Start fast, End fast, and Hydration - Reminders are optional and can be changed anytime in Settings Daily logs (fast check-in) - Track mood, energy, hunger - Optional weight and notes Insights & trends - Weekly/monthly performance and completion - Wellbeing averages from your logged days Subscription Details: If you choose to purchase FastFlow Premium, payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions auto-renew unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. Privacy Policy: https://sites.google.com/view/fastflow-app/privacy Terms of Service: https://sites.google.com/view/fastflow-app/terms-of-use

About

Paleo Fasting

Features
Read full description

Paleo Fasting is your complete fasting companion β€” whether you're starting your first intermittent fast or exploring advanced protocols like dry fasting and fast mimicking. TRACK YOUR FASTS Start, pause, and monitor your fasts with a clean, intuitive timer. Track your fasting history and see your progress over time. All your data stays on your device β€” your privacy comes first. ADVANCED FASTING MODES Go beyond basic intermittent fasting with built-in support for: - Dry Fasting β€” track periods of fasting without water intake - Fast Mimicking β€” follow structured low-calorie fasting protocols with guided tracking - Intermittent Fasting β€” choose from popular schedules like 16:8, 18:6, 20:4, OMAD, and more Unlike other fasting apps, Paleo Fasting lets you apply Dry Fast and Fast Mimicking modes to any fraction of an ongoing fast β€” not just the entire session. Switch between modes mid-fast to match how you actually practice. Use the customizable Dry Fast Multiplier to estimate your effective fasting hours compared to a typical water fast, giving you a clearer picture of your real fasting effort. LEARN THE SKILL OF FASTING Fasting is more than skipping meals β€” it's a life skill. Paleo Fasting helps you understand the science and practice behind effective fasting, so you can make it a sustainable part of your lifestyle. SHARE AND CONNECT Join a community of fellow fasters. Share your experience, ask questions, and learn from others who are on the same journey. Access the community forum exclusively through the app with a subscription. BACK UP YOUR DATA Safely back up your fasting data to iCloud so you never lose your progress, even when switching devices. SUBSCRIPTION Paleo Fasting is free to download and use. A subscription unlocks access to the community forum and premium features. Payment is processed through your Apple ID. Free trial available β€” cancel anytime. Privacy Policy: https://paleokarma.com/privacy-policy-paleo-fasting-app/ Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

FastFlow4 screens
Paleo Fasting4 screens

Verdict

The call

The clearest difference is update cadence: FastFlow at every 2 days against Paleo Fasting's every 3 weeks. FastFlow also leads on iOS requirement (15.1 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. FastFlow sells 2 in-app purchases, starting at $2.99 per month and Paleo Fasting sells 3 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

FastFlow ships an update every 2 days, Paleo Fasting every 3 weeks. The most recent releases landed on October 14, 2026 and October 19, 2026 respectively.

Scorecard2 real differences Β· 4 level
FastFlow versus Paleo Fasting: the parameters behind the verdict, then further details
ParameterFastFlowPaleo Fasting
PriceFreeFree
Update frequencyEvery 2 days β€” betterEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.1 β€” better17.6
Further details β€” not scored
Size35 MB6 MB
Age rating4+12+
DeveloperUprise iX LLCPaleo Karma LLC

In-app purchases

2 purchases

FastFlow

Subscriptions2
  • Monthly Subscription$2.991 Month
  • Weekly Subscription$8.997 Days
3 purchases

Paleo Fasting

Subscriptions2
  • Monthly Access7 Days trial$8.991 Month
  • Annual Access7 Days trial$59.991 Year
One-time1
  • Lifetime Access$199.99

Questions

Is FastFlow free?
FastFlow is free to download, with in-app purchases available.
Is Paleo Fasting free?
Paleo Fasting is free to download, with in-app purchases available.
Do FastFlow or Paleo Fasting have ads?
Neither FastFlow nor Paleo Fasting shows ads.
Which is updated more often, FastFlow or Paleo Fasting?
FastFlow ships an update every 2 days, and Paleo Fasting every 3 weeks. Most recently, FastFlow was updated on October 14, 2026 and Paleo Fasting on October 19, 2026.

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