AllyFastLite vs Fastly
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AllyFastLite
This app offers a clean and private intermittent fasting timer. It supports various fasting schedules and provides insights into fasting stages. All data is stored locally on your device for enhanced privacy.
- Intermittent fasting timer
- Supports multiple fasting plans
- Extended fast tracking
- Editable fasting history
- Fasting stage insights
- Local data import/export
- Dark Mode support
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AllyFast is a beautifully crafted intermittent fasting timer built with SwiftUI. Clean, lightweight, and privacy-first. Whether you follow 16:8, 18:6, 20:4, OMAD, or extended fasts, AllyFast keeps your fasting journey simple and focused. Why AllyFast? • No subscriptions. One-time $0.99. Yours forever. • 100% private. All data stays on your device. • No ads, no trackers, no accounts, no clutter. • Ultra lightweight at just 1.7 MB. Key Features • Beautiful fasting timer with smooth SwiftUI animations • Supports intermittent fasting plans: 12:12, 14:10, 16:8, 18:6, 20:4, OMAD • Extended fasts up to 72 hours • Editable fasting history with color-coded goal tracking • Science-based fasting stage insights (fed state, ketosis, autophagy, and more) • Unlimited local import and export of your fasting data • Polished for iOS 26 Liquid Glass • Full Dark Mode support Perfect Privacy Your fasting data never leaves your iPhone. No cloud sync, no servers, no tracking. Just you and your fast. Built for Everyone From beginners exploring their first 16:8 fast to experienced fasters tracking multi-day autophagy windows, AllyFast adapts to your goals without getting in the way. No cloud. No noise. Just fasting.
Fastly
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Get ready to transform your body with Fastly, the most exciting and minimalist intermittent fasting tracker on the store! We have removed the clutter, ads, and confusion to bring you a pure, powerful tool that helps you reach your weight loss goals instantly. Intermittent fasting is not a diet it is a lifestyle change. Fastly makes that change effortless. Whether you are a beginner trying the 16:8 method or an expert practicing OMAD, our app adapts to your rhythm. Why choose Fastly? Because we value your time and your health. There are no long questionnaires, no expensive subscriptions for basic features, and absolutely no ads disrupting your focus. TOP FEATURES • Simple Fasting Timer: One tap to start or stop your fast. It is that easy. • Popular Protocols: Preset options for 14:10, 16:8, 18:6, and 20:4. • Custom Goals: Set your own fasting duration to match your daily schedule. • Weight Tracker: Log your weight and watch your progress with beautiful, motivating charts. • Habit Reminders: Set notifications so you never miss a fasting window again. HEALTH BENEFITS • Fat Burning: Help your body switch from burning sugar to burning fat stores. • Cellular Repair: Hit your goal duration to encourage autophagy. • Mental Clarity: Experience the focus that comes with stabilized blood sugar levels. PRIVACY & PERFORMANCE • No Account Needed: Start tracking immediately without handing over your email. • Offline First: Works perfectly without an internet connection. • Battery Efficient: Designed to run in the background without draining your power. LEGAL Privacy Policy: https://www.winkle.dev/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Stop waiting for the 'perfect time' to get healthy. The time is now! Download Fastly and take control of your health with the ultimate simple fasting tracker.
Screenshots
Verdict
The clearest difference is in-app purchases: AllyFastLite at none against Fastly's 2. Fastly's advantage is update cadence (every 6 weeks vs every 5 months) and iOS requirement (16.6 vs 18.2). On price, ads and device support 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
Both are free to download. Fastly sells 2 in-app purchases, starting at $1.99 per month. AllyFastLite asks for nothing beyond the download.
AllyFastLite ships an update every 5 months, Fastly every 6 weeks. The most recent releases landed on October 25, 2026 and October 26, 2026 respectively.
| Parameter | AllyFastLite | Fastly |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (9 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Every 5 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 18.2 | 16.6 — better |
| Further details — not scored | ||
| Size | 3 MB | 53 MB |
| Age rating | 4+ | 4+ |
| Developer | Wonseok Lee | Joe Jeyaseelan |
In-app purchases
AllyFastLite
No in-app purchases
Fastly
- English7 Days trial$1.991 Month
- English$5.99









