Comparison

Simple Fasting vs Interval

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

Head to head
About

Simple Fasting

Features
Read full description

What you can do with Simple Fasting β€’ Track active fasting sessions with a clear, easy-to-read timer β€’ Plan upcoming fasting periods in advance β€’ Review past fasting sessions and monitor your progress over time β€’ Keep your fasting routine organized in one simple place Designed to stay simple Simple Fasting focuses on clarity and ease of use. No clutter, no distractions - just the features you need to support your fasting goals. Whether you’re new to fasting or already experienced, Simple Fasting helps you stay on track and build better habits over time.

About

Interval

Features
Read full description

Interval is the simplest, most effective app to lose weight without a strict diet. Join millions using the Interval method to unlock the power of intermittent fasting. Whether you are a beginner looking for a 16:8 timer or a pro using OMAD, Interval is your personal health coach. WHY CHOOSE INTERVAL? Stop counting calories. Start timing them. Interval helps you burn fat naturally. β€’ Smart Fasting Timer: One tap to start. We notify you when your fasting window opens and closes. β€’ Sustainable Weight Loss: No yo-yo effect. Lose weight by optimizing when you eat, not just what you eat. β€’ Body Status (Premium): Visualize your body's switch to ketosis and fat-burning mode. Requires subscription. PERSONALIZED PLANS FOR EVERY BODY Interval adapts to your lifestyle, not the other way around. β€’ 16:8 Plan: The classic "Leangains" method. Perfect for beginners. β€’ 18:6 & 20:4 (Premium): Advanced plans for accelerated fat loss and autophagy. β€’ OMAD (One Meal A Day) (Premium): For experienced fasters looking for maximum results. β€’ Custom Plans (Premium): Set your own fasting and eating windows. HEALTHY HABITS & INSIGHTS β€’ Hydration Tracker: Log your water intake to stay hydrated during your fast. β€’ Weight Tracker: Monitor your progress with beautiful charts and insights. β€’ Keto Compatible: Interval works perfectly with Keto, Paleo, and Low-Carb diets. SUBSCRIPTION INFORMATION Interval offers a premium subscription that unlocks advanced fasting plans (18:6, 20:4, OMAD), custom schedules, and detailed body status attributes. β€’ Title: Interval Premium β€’ Length of subscription: Monthly or Yearly β€’ Payment will be charged to iTunes Account at confirmation of purchase. β€’ Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. β€’ Account will be charged for renewal within 24-hours prior to the end of the current period. β€’ Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. Terms of Use / EULA: https://www.interval.help/#terms Privacy Policy: https://www.interval.help/#privacy

Screenshots

Simple Fasting4 screens
Interval4 screens

Verdict

The call

The clearest difference is ads: Interval at none against Simple Fasting's shown. On price, in-app purchases, device support and iOS requirement 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. Simple Fasting sells 1 one-off in-app purchase and Interval sells 3 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference Β· 5 level
Simple Fasting versus Interval: the parameters behind the verdict, then further details
ParameterSimple FastingInterval
PriceFreeFree
Update frequencyEvery 4 monthsβ€”
AdsYesNo β€” better
In-app purchasesYesYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.014.0 β€” better
Further details β€” not scored
Size28 MB47 MB
Age rating4+4+
DeveloperUIXLY ASSOCIALADFUNNEL

In-app purchases

1 purchases

Simple Fasting

One-time1
  • Remove ADs$0.99
3 purchases

Interval

Subscriptions3
  • Interval Weekly$0.997 Days
  • Interval Monthly$2.991 Month
  • Interval Yearly$9.991 Year

Questions

Is Simple Fasting free?
Simple Fasting is free to download, with in-app purchases available.
Is Interval free?
Interval is free to download, with in-app purchases available.
Do Simple Fasting or Interval have ads?
Simple Fasting shows ads; Interval does not.

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