Comparison

Intermittent Fasting vs StrideLog

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

Head to head
About

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.

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

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/

About

StrideLog

Features
Read full description

StrideLog is your complete training companion for going from walking to running your first 5K — and beyond. Whether you're a complete beginner or an experienced runner, our app provides the structure and insights you need to reach your goals. WALK TO RUN TRAINING • 9-week structured program designed for beginners • Progressive training with run/walk intervals • Audio coaching with voice feedback during workouts • Background workout tracking - stays active even when locked • Mark workouts complete as you progress • Resume training from where you left off INSIGHTS & ANALYTICS • Track your weekly distance, workouts, and pace trends • View your personal bests across multiple distances • Extended trends: 4 weeks free, up to all-time with Pro • Beautiful visualizations to see your progress • Monitor your improvement over time WORKOUT FEATURES • Simple workout logging with automatic pace calculation • Track distance, duration, and pace • Add notes to remember key details • Works fully offline • Optional iCloud sync to keep your data backed up across devices RACE TRACKING • Log races from 5K to marathon (5 races free, unlimited with Pro) • Set goal times and track achievements • Add photos from race day • Record race locations with weather data • Track personal records by distance • Historical weather data for past races (Pro) SHOE TRACKING • Monitor mileage on your running shoes (3 shoes free, unlimited with Pro) • Get retirement reminders based on mileage • Track multiple pairs simultaneously • See which shoes you wore for each workout ICLOUD SYNC • Automatic sync across all your devices • Delete and reinstall anytime - your data is safe • Two-way sync keeps everything up to date • Built-in and completely free • Your data stays private in your iCloud account PRO FEATURES (One-Time Purchase) • Unlimited races and shoes • Extended trends: 12 weeks, 6 months, 1 year, all-time • Historical weather data for past races • Export your data to CSV or JSON • Future Pro features included at no extra cost DESIGNED FOR YOU • Clean, modern interface • Dark mode support • Works offline - no internet required • Privacy-focused - your data stays on your device • Optional iCloud sync for peace of mind Whether you're training for your first 5K or tracking your marathon progress, StrideLog provides the structure, insights, and motivation you need to succeed. Start your running journey today with StrideLog!

Screenshots

Intermittent Fasting4 screens
StrideLog4 screens

Verdict

The call

The clearest difference is in-app purchases: Intermittent Fasting at none against StrideLog's 1. StrideLog's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement 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. StrideLog sells 1 one-off in-app purchase. Intermittent Fasting asks for nothing beyond the download.

UpkeepUpdate frequency

Intermittent Fasting ships an update every 3 weeks, StrideLog every 4 weeks. The most recent releases landed on October 7, 2026 and October 3, 2026 respectively.

Scorecard2 real differences · 8 level
Intermittent Fasting versus StrideLog: the parameters behind the verdict, then further details
ParameterIntermittent FastingStrideLog
PriceFreeFree
Rating5.0 (9 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings9 — better—
Update frequencyEvery 3 weeks — betterEvery 4 weeks
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.2
Further details — not scored
Size113 MB19 MB
Age rating4+4+
DeveloperAdrian CabalaYANCY SHEPHERD

In-app purchases

None

Intermittent Fasting

No in-app purchases

1 purchases

StrideLog

One-time1
  • StrideLog Pro Upgrade$4.99

Questions

Is Intermittent Fasting free?
Intermittent Fasting is free to download, with no in-app purchases.
Is StrideLog free?
StrideLog is free to download, with in-app purchases available.
Do Intermittent Fasting or StrideLog have ads?
Intermittent Fasting shows ads; StrideLog does not.
Which is updated more often, Intermittent Fasting or StrideLog?
Intermittent Fasting ships an update every 3 weeks, and StrideLog every 4 weeks. Most recently, Intermittent Fasting was updated on October 7, 2026 and StrideLog on October 3, 2026.

Other comparisons