Comparison

FastLyfe vs Fasting Window

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

Head to head
About

FastLyfe

Features
Read full description

FastLyfe: Fasting Tracker & Timer FastLyfe is an easy-to-use fasting tracker designed to help you stay consistent and build better habits. Track your fasts, follow popular fasting schedules, and monitor your progress over timeβ€”all in one simple app. Features: Fasting timer to track your sessions Popular protocols like 16:8, 18:6, and OMAD Custom fasting schedules Progress tracking and history Calendar view to see your consistency Clean and simple design FastLyfe is built for anyone looking to stay on track with intermittent fasting without distractions or unnecessary complexity.

About

Fasting Window

Features
Read full description

A simple, beautiful intermittent fasting timer that just works. No account, no clutter β€” start your fast in one tap. TRACK YOUR FAST β€’ 16:8, 18:6, 20:4, OMAD, and custom protocols β€’ Beautiful circular progress ring with metabolic stage badges β€’ Push notification when your fast is complete BUILD YOUR STREAK β€’ Full fast history with streak tracking β€’ Weight tracking with trend charts β€’ See your progress at a glance EATING WINDOW GUIDE β€’ What to eat when breaking your fast β€’ Foods to avoid right after fasting β€’ Re-feeding timing tips Designed to be calm and distraction-free. Your data stays on your device.

Screenshots

FastLyfe4 screens
Fasting Window3 screens

Verdict

The call

The clearest difference is in-app purchases: Fasting Window at none against FastLyfe's 3. FastLyfe's advantage is update cadence (every 6 weeks vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

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

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

Both are free to download. FastLyfe sells 3 in-app purchases, starting at $5.99 per month. Fasting Window asks for nothing beyond the download.

UpkeepUpdate frequency

FastLyfe ships an update every 6 weeks, Fasting Window every 4 months. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.

Scorecard2 real differences Β· 4 level
FastLyfe versus Fasting Window: the parameters behind the verdict, then further details
ParameterFastLyfeFasting Window
PriceFreeFree
Update frequencyEvery 6 weeks β€” betterEvery 4 months
AdsNoNo
In-app purchasesYesNo β€” better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details β€” not scored
Size31 MB20 MB
Age rating4+4+
DeveloperCayden WilliamsHeungYeol Kim

In-app purchases

3 purchases

FastLyfe

Subscriptions2
  • Monthly3 Days trial$5.991 Month
  • Yearly$16.991 Year
One-time1
  • Lifetime Pro$29.99
None

Fasting Window

No in-app purchases

Questions

Is FastLyfe free?
FastLyfe is free to download, with in-app purchases available.
Is Fasting Window free?
Fasting Window is free to download, with no in-app purchases.
Do FastLyfe or Fasting Window have ads?
Neither FastLyfe nor Fasting Window shows ads.
Which is updated more often, FastLyfe or Fasting Window?
FastLyfe ships an update every 6 weeks, and Fasting Window every 4 months. Most recently, FastLyfe was updated on October 6, 2026 and Fasting Window on October 13, 2026.

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