Comparison

Fast.io vs FastMode

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

Head to head
About

Fast.io

Features
Read full description

Fast.io is a beautifully simple intermittent fasting timer designed to help you stay consistent and focused on your fasting goals. Track your fast in real time, monitor hydration, and stay motivated with clear insights, widgets, and Live Activities. Perfect for popular fasting schedules like **16:8, 18:6, or OMAD**. #### TRACK YOUR FAST • Start fasting sessions with presets like 16:8, 18:6, or create custom fasting intervals • See elapsed time, remaining time, and fasting phases\ • Follow your fasting progress in real time #### TRACK YOUR WEIGHT • Sync weight with Apple Health • Monitor weight changes during fasting • Understand how fasting affects your body #### STAY CONSISTENT • Local reminders for fasting milestones • Daily hydration tracking • Motivation through achievements and streaks #### SEE YOUR PROGRESS • History with notes and mood tracking • Weekly, monthly, and yearly statistics • Understand and improve your fasting habits #### BUILT FOR APPLE DEVICES • Live Activities and Dynamic Island • Home Screen and Lock Screen widgets • Apple Watch companion app #### PRO FEATURES • One‑time purchase (no subscription) • Advanced customization • Extended fasting history Fast.io is designed to make intermittent fasting simple, beautiful, and effective.

About

FastMode

This app simplifies intermittent fasting with an easy-to-use timer and progress tracking. Monitor your fasting schedule, view statistics, and earn badges to stay motivated on your health journey.

Highlights
  • Simple fasting timer
  • Flexible fasting schedules
  • Progress statistics
  • Milestone badges
  • Apple Health integration
  • Dark mode
Features
Read full description

Start your intermittent fasting journey with FastMode - the simplest fasting tracker to help you reach your goals. Whether you’re new to fasting or already experienced, FastMode makes it easy to track your fasting schedule, monitor your progress, and stay motivated. Why FastMode? Simple and clear - no complicated menus or confusing options. Start your timer, track your progress, achieve your goals. Flexible fasting - choose your own schedule or use popular methods like 16:8, 18:6, or OMAD. Customize it the way you want. Insight into your progress - view detailed statistics, track your longest fasts, and see how many hours you’ve fasted. Celebrate your successes - earn milestone badges when you reach important goals and build your streak. Key Features: • Simple timer - start, pause, and end your fast with one tap • Complete history - see all your fasting sessions in one overview • Apple health • Apple watch • Extensive statistics - total hours fasted, average fasting time, and more • Milestone system - earn badges for special achievements • Dark mode - comfortable use at any time of day • Privacy first - all your data stays safe on your device Perfect for: • Beginners who want to start intermittent fasting • Experienced fasters who want to track their schedule • Anyone looking for a reliable, simple fasting tracker Download FastMode now for free and discover how easy fasting can be! --- FastMode Pro Subscription - Monthly: €2.99 / month - Yearly: €29.99 / year Payment will be charged to your Apple ID account at confirmation of purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. You can manage and cancel your subscription in your Apple ID account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://getfastmode.com/privacy

Screenshots

Fast.io4 screens
FastMode4 screens

Verdict

The call

The clearest difference is update cadence: FastMode at every 3 days against Fast.io's monthly. FastMode also leads on device support (4 vs 2) and iOS requirement (15.1 vs 26.0). On price, ads and in-app purchases 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. Fast.io sells 1 one-off in-app purchase and FastMode sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Fast.io ships an update monthly, FastMode every 3 days. The most recent releases landed on October 13, 2026 and October 6, 2026 respectively.

Scorecard3 real differences · 6 level
Fast.io versus FastMode: the parameters behind the verdict, then further details
ParameterFast.ioFastMode
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyMonthlyEvery 3 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Freemium
DevicesiPhone, Apple WatchiPhone, iPad, iPod, Apple Watch — better
Requires iOS26.015.1 — better
Further details — not scored
Size23 MB39 MB
Age rating4+17+
DeveloperStefan SturmBart Goutbeek

In-app purchases

1 purchases

Fast.io

One-time1
  • Fast.io Pro$6.99
2 purchases

FastMode

Subscriptions2
  • FastMode Pro Monthly$2.991 Month
  • FastMode Pro Yearly$24.991 Year

Questions

Is Fast.io free?
Fast.io is free to download, with in-app purchases available.
Is FastMode free?
FastMode is free to download, with in-app purchases available.
Do Fast.io or FastMode have ads?
Neither Fast.io nor FastMode shows ads.
Which is updated more often, Fast.io or FastMode?
Fast.io ships an update monthly, and FastMode every 3 days. Most recently, Fast.io was updated on October 13, 2026 and FastMode on October 6, 2026.

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