Comparison

Intermittent Fasting Timer IF vs FastTime

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

Head to head
About

Intermittent Fasting Timer IF

Track your intermittent fasting progress with a smart timer that visualizes metabolic zones. Offers multiple fasting types, live activity updates, and personalized insights to help you build lasting habits.

Highlights
  • Metabolic zone visualization
  • Live Activity and Dynamic Island integration
  • Multiple fasting types (16:8, 20:4, OMAD, etc.)
  • Intelligent timer and scheduling
  • Achievement system for habit building
  • Detailed fasting history and analytics
  • HealthKit integration
Features
Read full description

Transform Your Health with Smart Intermittent Fasting Fasting revolutionizes your health journey with intelligent tracking, personalized insights, and seamless automation. FASTING ZONES - TRACK YOUR METABOLIC STATE Visualize your body's metabolic phases as you fast: • Fed State (0-4h) - Digestion and nutrient absorption • Catabolic (4-8h) - Blood sugar normalizes, fat mobilization begins • Fat Burning (8-12h) - Body switches to burning stored fat • Ketosis (12-18h) - Ketone production increases for energy • Deep Ketosis (18-24h) - Enhanced fat burning and mental clarity • Autophagy (24h+) - Cellular cleanup and renewal LIVE ACTIVITIES AND DYNAMIC ISLAND • Live Activity on your lock screen shows elapsed time • Dynamic Island displays your fasting progress at a glance • See your current metabolic zone without opening the app SMART FASTING SYSTEM • Multiple Fasting Types - 16:8, 18:6, 20:4, OMAD, 24h, 36h, and custom • Intelligent Timer - Tracks fasting and eating windows precisely • Calendar Integration - Smart scheduling based on your events • Achievement System - Unlock milestones and build lasting habits POWERFUL TRACKING • Real-time fasting timer with visual progress rings • Detailed fasting history and statistics • Weekly and monthly analytics dashboards • Streak tracking and weight trends SEAMLESS AUTOMATION • Smart Notifications for fasting start/end times • iCloud Sync across all your devices • Widget Support for quick status checks • Background Tracking continues when app is closed PERSONALIZED EXPERIENCE • Interactive Tutorial to learn how the app works • Custom Fasting Plans that fit your lifestyle • Health Integration with HealthKit FREE FEATURES: • Up to 3 active fasting sessions • Basic fasting types (16:8, 18:6) • Timer and notifications • iCloud sync PREMIUM FEATURES (Additional Purchase): • Unlimited sessions and history • Advanced fasting types • Advanced analytics • Weight tracking and trends • Data export Perfect for beginners and experienced fasters alike. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

FastTime

Track your fasting periods and daily weight with a simple timer and calendar. Set custom fasting and eating windows, monitor progress with charts, and log weight changes easily. Personalize your experience with reminders and theme options.

Highlights
  • Simple fasting timer
  • Customizable fasting windows
  • Weight tracking calendar
  • Progress charts and statistics
  • Goal alerts and reminders
  • Light and dark mode
Features
Read full description

Keep fasting simple, and keep your records together. FastTime is a fasting timer and weight tracker for checking your fasting hours, daily weights and progress at your own pace. A timer that's easy to follow Start and end your fast with a tap. See elapsed time, time remaining and your expected finish time. Adjust start and end times or add past fasting records when needed. Daily plans and extended goals Choose a daily plan such as 12:12, 14:10, 16:8, 18:6 or 20:4, or customize your fasting and eating windows. A separate extended fasting plan supports goals from 24 to 72 hours. Fasting records at a glance Review past fasts on a calendar. Weekly charts show fasting durations without tapping, while monthly statistics summarize your time and goal achievements. A calendar for your weight See daily weights directly on the weight calendar. Add or edit past entries, follow your weight graph and compare your latest weight with the previous entry. The full record list stays available below the calendar. Make it fit your routine Use optional goal alerts and start reminders, follow your streak, and choose light or dark mode. Your fasting and weight records are saved on your device. The app includes ads.

Screenshots

Intermittent Fasting Timer IF4 screens
FastTime4 screens

Verdict

The call

Intermittent Fasting Timer IF and FastTime both sit at 5.0 stars, but that hides the real split: 100% of FastTime's written reviews are positive against 0% of Intermittent Fasting Timer IF's. FastTime also leads on in-app purchases (none vs 3) and device support (3 vs 1). Intermittent Fasting Timer IF's advantage is ads (none vs shown). On price, rating, ratings volume and update cadence 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. Intermittent Fasting Timer IF sells 3 in-app purchases, starting at $2.99 per month. FastTime asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Intermittent Fasting Timer IF against 5.0 for FastTime. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews are what separate them: 0% of Intermittent Fasting Timer IF's written reviews are positive against 100% of FastTime's.

UpkeepUpdate frequency

Intermittent Fasting Timer IF ships an update every 3 months, FastTime every 6 weeks. The most recent releases landed on November 5, 2026 and November 9, 2026 respectively.

Scorecard6 real differences · 4 level
Intermittent Fasting Timer IF versus FastTime: the parameters behind the verdict, then further details
ParameterIntermittent Fasting Timer IFFastTime
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings11
Update frequencyEvery 3 monthsEvery 6 weeks — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFreemiumAd-supported — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS26.015.0 — better
Further details — not scored
Size23 MB40 MB
Age rating4+4+
DeveloperJeff CedillaSeulki Eom

Customer experience

Intermittent Fasting Timer IF

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

FastTime

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Intermittent Fasting Timer IF

Subscriptions2
  • Monthly$2.991 Month
  • Yearly$6.991 Year
One-time1
  • Lifetime$9.99
None

FastTime

No in-app purchases

Questions

Is Intermittent Fasting Timer IF free?
Intermittent Fasting Timer IF is free to download, with in-app purchases available.
Is FastTime free?
FastTime is free to download, with no in-app purchases.
Which has better reviews, Intermittent Fasting Timer IF or FastTime?
Intermittent Fasting Timer IF and FastTime are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Intermittent Fasting Timer IF or FastTime have ads?
FastTime shows ads; Intermittent Fasting Timer IF does not.
Which is updated more often, Intermittent Fasting Timer IF or FastTime?
Intermittent Fasting Timer IF ships an update every 3 months, and FastTime every 6 weeks. Most recently, Intermittent Fasting Timer IF was updated on November 5, 2026 and FastTime on November 9, 2026.

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