Comparison

Fast vs Fastingkit

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

Head to head
About

Fast

Features
Read full description

Start intermittent fasting today with Fast-E - a beautifully designed fasting timer that puts your privacy first. Every feature is completely free. No subscriptions, no ads, no account required. SIMPLE FASTING TIMER Choose from popular preset schedules - 16:8, 18:6, 20:4, or OMAD - or create your own custom fasting window. Start your fast with a single tap. A beautiful animated ring shows your progress in real time, counting down to your eating window. CUSTOM SCHEDULES Create personalized fasting schedules with any fasting-to-eating ratio. Whether you prefer 14:10, 12:12, or any other split, Fast-E adapts to your routine. TRACK YOUR PROGRESS View detailed statistics including total fasts completed, average duration, completion rate, and weekly activity. Interactive charts help you spot trends and stay motivated. BUILD YOUR STREAK Keep your momentum going with streak tracking. See how many consecutive days you've completed your fasting goal and push yourself to keep the chain going. FULL FASTING HISTORY Every fast is recorded and stored on your device. Browse your complete history, see which sessions you completed, and track your journey over time. HOME SCREEN WIDGETS Add Fast-E widgets to your home screen to see your fasting progress at a glance without opening the app. SMART NOTIFICATIONS Get reminders when your fasting window starts, when it's time to eat, and when you're halfway through. Customize notification timing to match your routine. YOUR PRIVACY MATTERS All your data stays on your device. No account creation, no cloud sync, no data collection, no analytics tracking. Fast-E works entirely offline. 100% FREE Every feature in Fast-E is available at no cost. No premium tier, no feature gates, no in-app purchases. Just download and start fasting.

About

Fastingkit

Features
Read full description

Top Intermittent Fasting App FastingKit is a simple intermittent fasting tracker and fasting timer designed to make your fasting routine easier to follow. Track 16:8 fasting, 18:6, OMAD, or create your own custom fasting plan. START & TRACK YOUR FAST • Live fasting timer with countdown and fasting stages • Start, pause, resume, edit, or end your fast anytime • Track popular plans including 16:8, 18:6, and OMAD • See your current fasting progress at a glance • Celebrate milestones and build consistent fasting habits BUILD A CONSISTENT ROUTINE • Schedule upcoming fasts with reminders • Create a fasting schedule that fits your routine • Log water throughout your day • Review your fasting history and weekly progress • Track fasting streaks, duration, and longest fasts YOUR FASTING PROGRESS, ALWAYS IN REACH • Home Screen widgets for your fasting timer, water, schedule, and stats • Live Activity on the Lock Screen and Dynamic Island • Apple Watch app to start, pause, end, and log water directly from your wrist BRING YOUR FASTING HISTORY Already using another fasting app? • Import your history from Zero, or EasyFast • Bring your existing fasting data with you • Start fresh whenever you want • Optional iCloud sync with FastingKit Pro FASTINGKIT PRO Get more from your fasting tracker with FastingKit Pro: • Advanced fasting plans • Full fasting history • Premium themes • Deeper reminders • Weather-aware daylight settings • Additional insights and customization Choose a monthly, yearly, or lifetime plan. Whether you're starting intermittent fasting, following a 16:8 fasting schedule, trying OMAD, or working toward a consistent routine, FastingKit gives you a clear fasting timer and simple tools to keep your progress visible. Privacy-friendly by design. Your fasting data stays on your device, with optional iCloud sync available with FastingKit Pro. SUBSCRIPTIONS & LEGAL FastingKit Pro is available as auto-renewable subscriptions (monthly / yearly) and as a one-time lifetime purchase. Payment is charged to your Apple ID at confirmation. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period in Settings → Apple ID → Subscriptions. Manage or cancel anytime in your Apple ID account settings. Privacy Policy: https://fastingkit.app/privacy/ Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms & Conditions: https://fastingkit.app/terms/

Screenshots

Fast4 screens
Fastingkit4 screens

Verdict

The call

The clearest difference is in-app purchases: Fast at none against Fastingkit's 3. Fast also leads on ads (none vs shown) and update cadence (every 2 days vs every 2 weeks). On price and device support there is nothing between them.

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

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

Both are free to download. Fastingkit sells 3 in-app purchases, starting at $0.99 per month. Fast asks for nothing beyond the download.

UpkeepUpdate frequency

Fast ships an update every 2 days, Fastingkit every 2 weeks. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

Scorecard4 real differences Ā· 2 level
Fast versus Fastingkit: the parameters behind the verdict, then further details
ParameterFastFastingkit
PriceFreeFree
Update frequencyEvery 2 days — betterEvery 2 weeks
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS17.0 — better26.0
Further details — not scored
Size6 MB36 MB
Age rating4+4+
DeveloperInvotek ASRashmi Chaudhari

In-app purchases

None

Fast

No in-app purchases

3 purchases

Fastingkit

Subscriptions2
  • Fastingkit Pro$0.991 Month
  • Fastingkit Pro$9.991 Year
One-time1
  • Fastingkit Pro$29.99

Questions

Is Fast free?
Fast is free to download, with no in-app purchases.
Is Fastingkit free?
Fastingkit is free to download, with in-app purchases available.
Do Fast or Fastingkit have ads?
Fastingkit shows ads; Fast does not.
Which is updated more often, Fast or Fastingkit?
Fast ships an update every 2 days, and Fastingkit every 2 weeks. Most recently, Fast was updated on October 31, 2026 and Fastingkit on November 6, 2026.

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