Lumifaste vs The Fast
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Lumifaste
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Your fasting timer, live on your Lock Screen. Lumifaste puts your fasting timer right on your Lock Screen and Dynamic Island โ see your timer, current stage, and progress without ever opening the app. Built with zero ads and zero data collection โ your data stays private, synced only to your own iCloud. Start a fast with one tap. Watch your progress on a beautiful circular timer. Understand what's happening in your body as you move through five scientifically-backed fasting stages โ from digestion to fat burning, ketosis, and autophagy. LIVE ACTIVITY & DYNAMIC ISLAND See your fasting timer right on your Lock Screen and Dynamic Island. Glance at your progress, current stage, and time remaining โ all without unlocking your phone. FASTING STAGES โ REAL-TIME SCIENCE Your body goes through distinct metabolic phases during a fast. Lumifaste tracks them live: - Fed State (0โ4h) โ Digesting food, insulin elevated - Early Fasting (4โ12h) โ Blood sugar dropping, glycogen depleting - Fat Burning (12โ18h) โ Stored fat being used for energy - Ketosis (18โ24h) โ Ketone production, mental clarity - Autophagy (24h+) โ Cellular cleanup and renewal Premium unlocks detailed stage science with references and actionable tips. 9 FASTING PLANS (INCLUDING CUSTOM) - 12:12, 14:10, 16:8, 18:6, 20:4, OMAD (23:1), 5:2, Circadian, and Custom - Circadian Rhythm fast: align eating with daylight for metabolic benefits - Custom plans from 1โ48 hours for experienced fasters - Adjust your start time retroactively โ forgot to start? No problem SIRI SHORTCUTS & APP INTENTS "Hey Siri, start my fast." Hands-free fasting control from anywhere with full Siri Shortcuts integration. TRACK MORE THAN FASTING - Hydration tracker with daily goal and progress ring - Mood tracking after each fast - Personal journal notes on completed fasts - Weight logging with trend chart and Apple Health sync - 20 fasting-friendly recipes with nutrition info - Meal logging with emoji categories Hydration, mood, and journaling โ all in one place. INSIGHTS & STREAKS - Streak heatmap โ 90-day fasting calendar - Weekly charts and month-at-a-glance view - Time pattern analysis โ discover your best fasting days - Consistency score and week-over-week comparison - Export your data as CSV anytime CHALLENGES & ACHIEVEMENTS Daily, weekly, and monthly challenges with XP points. 13 achievements from your first fast to 30-day streaks, 100 total hours, and reaching autophagy. SMART NOTIFICATIONS Milestone alerts, stage transitions, streak protection, weekly summary, inactivity nudge, and eating window reminders. Quiet hours respect your sleep. 8 COLOR THEMES Forest, Ocean, Mono, Sunset, Nebula, Aurora, Rose Gold, Midnight. Light, dark, and system modes. HONEST PRICING โ NO ADS, EVER All preset plans, the timer, fasting stages, basic notifications, 12 recipes, and your last 7 fasts are free. No account required. No ads. No tricks. Premium unlocks unlimited history, streak tracking, full charts, stage science, custom plans, smart notifications, weight tracking, all 13 achievements, all 20 recipes, all 8 themes, and CSV export. - Monthly: $3.99/month - Yearly: $29.99/year (save 37%) - 7-day free trial included YOUR DATA STAYS YOURS All data is stored locally and synced via iCloud only to your own devices. We never collect, store, or sell your personal information. No analytics on your health data. No third-party trackers. Lumifaste is not medical advice. Consult a healthcare professional before starting any fasting program. Privacy Policy: https://theknack2020-sketch.github.io/lumifaste/privacy Terms of Use: https://theknack2020-sketch.github.io/lumifaste/terms
The Fast
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Fasting, at your pace. Choose a duration and start. A slowly moving record marks the time, with elapsed time and time remaining always within reach. ON YOUR HOME SCREEN Small and medium widgets keep your fast in view. See elapsed time at a glance, or use the larger widget for the full record, progress and time remaining. A MONTH, ON RECORD Browse your fasting history in a simple calendar. Finished goals retain their record color. Early endings appear in gray. Open any day to see each fast. YOURS TO SHARE Share one fast or your whole month as a single image. Include record details and exact times when you want to. LIGHT BY DESIGN Use the timer, history and widgets without an account. Your records stay on your device unless you choose to sync them. Optional Apple, Google or email sign-in lets you keep records across devices. Free to use. No ads. The Fast records time. It does not provide medical or dietary advice.
Screenshots
Verdict
The clearest difference is in-app purchases: The Fast at none against Lumifaste's 2. The Fast also leads on update cadence (daily vs every 11 days). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Lumifaste sells 2 in-app purchases, starting at $3.99 per month. The Fast asks for nothing beyond the download.
Lumifaste ships an update every 11 days, The Fast daily. The most recent releases landed on October 13, 2026 and October 11, 2026 respectively.
| Parameter | Lumifaste | The Fast |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 11 days | Daily โ better |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Devices | iPhone, iPad โ better | iPhone |
| Requires iOS | 17.0 | 16.4 โ better |
| Further details โ not scored | ||
| Size | 10 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | UFUK OZDEMIR | Prime Adventure LLC |
In-app purchases
Lumifaste
- Monthly Premium7 Days trial$3.991 Month
- Yearly Premium7 Days trial$29.991 Year
The Fast
No in-app purchases









