FastLyfe vs Fasting Window
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
FastLyfe
Read full descriptionHide 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 timeβall 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.
Fasting Window
Read full descriptionHide 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
Verdict
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
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.
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.
| Parameter | FastLyfe | Fasting Window |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks β better | Every 4 months |
| Ads | No | No |
| In-app purchases | Yes | No β better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details β not scored | ||
| Size | 31 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | Cayden Williams | HeungYeol Kim |
In-app purchases
FastLyfe
- Monthly3 Days trial$5.991 Month
- Yearly$16.991 Year
- Lifetime Pro$29.99
Fasting Window
No in-app purchases









