Intermittent Fasting vs Intermitto
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Intermittent Fasting
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.
- 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
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Free · Works offline · No account needed. JustFast is a simple intermittent fasting app and fasting timer for everyday use. Pick a 16:8, 18:6 or OMAD plan, tap start, and see how much time is left of your fast and of your eating window. No account and no long setup: your first fast starts in seconds. New to intermittent fasting? A plan like 16:8 means 16 hours of fasting followed by an 8-hour eating window. Many beginners start with 12:12 or 14:10 and move to 16:8 or 18:6 when it feels comfortable. JustFast explains each plan in plain words and lets you switch at any time. FREE FOREVER • The fasting timer and every plan, including open-ended and 36, 48 and 72-hour fasts • Reminders and the widget • Water tracking • History, fasting phases, edits and adding a past fast START IN SECONDS • Presets from 8 to 24 hours, including 12:12, 14:10, 16:8, 18:6 and 20:4 • OMAD (one meal a day, 23:1) • Extended 36, 48 and 72-hour fasts • Custom fasts of any length • Open-ended fasts that count up until you decide to stop • Edit the start time if you forgot to press start, or add a past fast later FASTING PHASES Follow the approximate phases of a fast, hour by hour, right on the timer. The phase times are general guidelines that vary from person to person. They are not medical advice. EATING WINDOW COUNTDOWN When a fast ends, JustFast counts down your eating window as well, so you always know how much time you have left to eat before your next fast. WEEKLY PLAN AND WEEKLY REVIEW Plan which days you fast and for how long. Each week, a short Weekly Review shows what you completed and suggests a calm next step. No guilt and no nagging. STREAKS, ACHIEVEMENTS AND HISTORY • Streaks with a grace period for busy days • Achievements for your milestones • A calendar plus 7-day and 30-day charts of your fasting hours • Export your history as a CSV file WEIGHT AND BMI Log your weight, follow your trend and BMI, and optionally sync your weight with Apple Health. REMINDERS AND WATER Optional reminders to start your fast and a notification when your fast is complete. You choose the time. Log a glass of water with one tap. PRIVATE AND SIMPLE • No account, no email, no sign-up needed • Your fasting and weight data stay on your iPhone unless you turn on cloud backup • Works offline • The timer screen is ad-free; small banners appear on secondary screens JUST FAST PLUS (OPTIONAL) Plus removes the ads and adds long-term Insights (90-day, 1-year and all-time trends, and fasting next to your weight) and cloud backup with sign-in. Plus is optional — pay once (Lifetime) or subscribe (Monthly or Yearly). Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period; manage or cancel them in your App Store account settings. WHO IT IS FOR • Beginners who want a clear fasting timer without a long questionnaire • People who follow 16:8, 18:6, 20:4 or OMAD and want a quick daily routine • Anyone who wants to track time-restricted eating without creating an account 15 LANGUAGES English, Arabic, Finnish, French, German, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Russian, Spanish, Swedish and Turkish. Whether you are trying intermittent fasting for the first time or you already follow 16:8, 18:6 or OMAD, JustFast keeps your fasting timer, your eating window and your history in one calm place. Download JustFast and start your first fast today. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Intermitto
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Build a consistent fasting routine without noise, pressure or unnecessary complexity. Intermitto is a simple intermittent fasting tracker designed to make every fast easy to start, follow and record. Choose a fasting plan, start the timer with one tap and see your progress at a glance. No advertisements and no mandatory account—just a calm, private way to stay consistent. EASY FASTING TIMER • Start and end a fast with one tap • Follow elapsed time, remaining time and your target end time • Continue counting after reaching your goal • Edit the start or end time if you forgot to tap • Change your target during an active fast • Automatically recover an active fast after closing the app FLEXIBLE FASTING PLANS Select a popular intermittent fasting schedule or create your own: • 12:12 • 14:10 • 16:8 • 18:6 • 20:4 • OMAD / 23:1 • Custom fasting duration FOLLOW YOUR PROGRESS • Review completed fasts in your history and calendar • Build current and longest fasting streaks • See total fasts, total hours and average duration • View clear weekly and monthly trends • Record personal notes and milestones • Add optional weight entries and follow your trend over time REMINDERS THAT FIT YOUR ROUTINE Set helpful notifications for planned start times, fasting goals and eating windows. You decide which reminders are enabled and when they appear. AVAILABLE ACROSS YOUR APPLE DEVICES Monitor your fast with Apple Watch, Home Screen and Lock Screen widgets, Live Activities and Dynamic Island. Optional iCloud sync keeps your fasting history available across supported Apple devices without requiring a separate Intermitto account. PRIVATE BY DESIGN Intermitto works offline and keeps essential fasting features available without an internet connection. Apple Health connection is optional, and the app remains fully usable if you choose not to grant access. Intermitto does not use fasting times, weight entries, notes or Apple Health information for advertising analytics. INTERMITTO PRO Upgrade to Intermitto Pro for advanced charts, custom date ranges, additional themes, complete widget and Apple Watch complication options, unlimited custom plans, enhanced milestones, and PDF or CSV progress reports. INTERMITTO PRO PRICING • Monthly — USD 2.99 per month, auto-renewing • Yearly — USD 14.99 per year, auto-renewing • Lifetime — USD 29.99, a single purchase that does not renew Prices are shown in your local currency and may vary by region. IMPORTANT HEALTH INFORMATION Intermitto is a wellness and tracking tool. It is not a medical device and does not provide medical advice, diagnosis or treatment. Fasting may not be appropriate for everyone. Consult a qualified healthcare professional before fasting if you are pregnant or breastfeeding, have diabetes, have a history of eating disorders, have a chronic health condition or take medication that may be affected by changes to your eating schedule. Pause with purpose. Build your rhythm with Intermitto. ——— This app offers an auto-renewable subscription (intermitto_pro_monthly, intermitto_pro_yearly). Payment is charged to your Apple Account at purchase confirmation. It renews automatically unless turned off at least 24 hours before the current period ends; your account is charged for renewal within 24 hours before the period ends. Manage or cancel anytime in your Apple Account settings. Prices may vary by region. A one-time lifetime purchase is also available. Privacy Policy: https://www.arific.com/privacy-policy/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Intermittent Fasting at none against Intermitto's 3. Intermittent Fasting also leads on iOS requirement (15.0 vs 17.0). Intermitto's advantage is ads (none vs shown). On price 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
Both are free to download. Intermitto sells 3 in-app purchases, starting at $2.99 per month. Intermittent Fasting asks for nothing beyond the download.
| Parameter | Intermittent Fasting | Intermitto |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (9 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, Apple Watch |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 113 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Adrian Cabala | prosafe ltd |
In-app purchases
Intermittent Fasting
No in-app purchases
Intermitto
- Intermitto Pro Monthly$2.991 Month
- Intermitto Pro Yearly$14.991 Year
- Intermitto Pro Lifetime$29.99









