Fasting Timer vs FastJoy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fasting Timer
Effortlessly track intermittent fasting with this powerful app. Monitor fasting phases, including fat-burning and autophagy, and build healthy habits with various fasting plans. Start your journey in seconds with no account required.
- Circular countdown timer
- Real-time fasting phase tracking
- Multiple IF protocols
- Streak tracking
- Body Map visualization
- Home Screen Widget
- Zone notifications
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Fasting Timer is a simple intermittent fasting tracker. Start a fast with one tap, see which stage you are in, and look back on every fast. No account, no quiz: open the app and start. FREE • 14:10 and 16:8 timer with a stage ring and countdown • Live Activity on the Lock Screen and in the Dynamic Island while you fast (supported iPhones) • History calendar for the last 7 days: edit start and end times, delete a fast or add one you forgot • End-of-fast summary with mood and a short note • Streaks, a weekly progress chart and badges • Water tracker • Reminders: fast complete, time to start, streak at risk • Dark and light themes PREMIUM • All plans: 18:6, 20:4, OMAD (23:1), 5:2 (mark your two low-calorie days), 36 h, 48 h, 72 h and custom fasts up to 168 hours • "In your body now" cards for each stage of your fast, with sources from peer-reviewed research • Learn library of short articles (a few are open to everyone, including "Who shouldn't fast") • Full history and detailed progress: longest fast, average, completion rate and a monthly heat map • Weight log in kg or lb, with a chart • Apple Health: read and save your weight, and optionally save water • Home Screen and Lock Screen widgets • Extra reminders: one hour before your goal, eating window closing, stage milestones • No ads PRIVATE BY DESIGN No account or sign-up. Your fasts, notes and weight are stored on your device. The free version shows ads; Premium removes them. NOT MEDICAL ADVICE Fasting Timer is a tracking tool, not medical advice. Talk to your doctor before fasting, especially before longer fasts or if you are pregnant or breastfeeding, have diabetes or another medical condition, or have a history of eating disorders. SUBSCRIPTION Premium is an auto-renewing subscription. The price and any free trial are shown in the app before you buy. Payment is charged to your Apple Account when you confirm the purchase. The subscription renews automatically unless it is cancelled at least 24 hours before the end of the current period. You can manage or cancel it in your App Store account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://ralf9090.github.io/fasting-timer/privacy.html
FastJoy
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FastJoy is the simple, private way to track intermittent fasting. Pick a protocol, start the timer, and watch your fasting and eating windows in real time — no account, no paywall on the core timer, and everything stays on your device. WHY FASTWINDOW - Beautiful animated fasting timer with live elapsed time and progress ring - Choose 16:8, 18:6, 20:4, OMAD or a custom fasting window - Informational fasting stages as the hours add up (fat burning, ketosis, autophagy zone) - Current streak, today's eating window and target end time at a glance - Edit your start time anytime — perfect when you forget to hit start TRACK EVERYTHING - Full history of every fast with met-goal status - GitHub-style consistency heatmap of your fasting days - Weekly fasting hours and calendar overview STATS & PROGRESS - Average fast length, longest fast, completion rate and streaks - Fast-duration trend chart and this-week-vs-last comparison - Patterns by weekday and start time of day - Optional weight log with a clean trend chart - Dozens of achievements to keep you motivated REMINDERS THAT HELP - Get notified the moment your fasting goal is reached - Optional "time to start fasting" and hydration reminders - 100% local notifications — no servers, no tracking of your habits PRIVATE BY DESIGN - No sign-up, works fully offline - Optional Face ID / Touch ID lock - Export and import your data as JSON anytime - Available in English, Spanish, French, Italian, German and Portuguese FastJoy is a tracking aid only and does not provide medical or nutritional advice. Intermittent fasting is not suitable for everyone, including during pregnancy or with certain medical conditions. Consult a qualified healthcare professional before changing your eating patterns. Start your first fast today and build a routine that lasts.
Screenshots
Verdict
The clearest difference is in-app purchases: FastJoy at none against Fasting Timer's 2. FastJoy also leads on iOS requirement (13.0 vs 16.0). 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. Fasting Timer sells 2 in-app purchases, starting at $1.99 per month. FastJoy asks for nothing beyond the download.
| Parameter | Fasting Timer | FastJoy |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 days | — |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 51 MB | 41 MB |
| Age rating | 4+ | 12+ |
| Developer | Batuhan Senavci | Ferran Espuna |
In-app purchases
Fasting Timer
- Premium Monthly3 Days trial$1.991 Month
- Premium Yearly$14.991 Year
FastJoy
No in-app purchases









