DeepFast vs Fasting Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DeepFast
This app provides a dedicated timer for extended fasting periods, focusing on tracking metabolic body phases and personal fasting streaks. It offers detailed insights into your fasting journey without calorie counting or social features.
- Animated fasting timer with progress ring
- Presets for OMAD, Warrior, and extended fasts
- Metabolic body phase tracking
- Streak calendar and history
- Weight tracking with Apple Health sync
- Smart notifications for phases and milestones
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DeepFast is the fasting timer built for serious fasters. No calorie counting. No meal plans. No social feeds. Just your fast, your streaks, and your results. FASTING TIMER • Beautiful animated timer ring with real-time progress • Presets for OMAD (23:1), Warrior (20:4), 36h, 48h, 72h, and custom fasts up to 7 days • Timer persists through app close and device restart • Backdate your start time if you forgot to tap start BODY PHASE TRACKING • See exactly where you are metabolically: Fed State → Early Fasting → Fat Burning → Ketosis → Deep Ketosis → Autophagy → Deep Autophagy → Extended • Science-backed descriptions at every phase • Color-coded progress bar and ring STREAK CALENDAR • Monthly calendar view with daily completion status • Current streak, longest streak, total fasts, and total hours • Tap any day to see detailed fast history • Monthly summary with average duration and longest fast WEIGHT TRACKING • Log weight manually or sync from Apple Health • Trend chart with 7-day moving average • Track total change and weekly progress • Supports kg and lbs SMART NOTIFICATIONS • Get notified when you enter each body phase • Milestone alerts at 50% of your goal • Completion celebrations • Optional daily streak reminders PRIVACY FIRST • All data stored locally on your device • No cloud servers, no analytics, no tracking • HealthKit data never leaves your device • No account required to use the app BUILT FOR OMAD & EXTENDED FASTING Most fasting apps are designed for 16:8 beginners. DeepFast is built for the serious faster — OMAD practitioners, Warrior Diet followers, and anyone doing 36-hour to 7-day extended fasts. We track the phases that matter to you: ketosis, deep ketosis, autophagy, and beyond. SUBSCRIPTION DeepFast offers Monthly ($7.99/month) and Annual ($49.99/year) subscriptions. Payment is charged to your Apple ID. Subscriptions auto-renew unless cancelled at least 24 hours before the end of the billing period. Manage subscriptions in Settings > Apple ID > Subscriptions. Privacy Policy: https://deepfast.co/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Fasting Timer
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The private fasting timer that respects your data. FastClear is the intermittent fasting timer for people who value their privacy. No account required, no cloud, no tracking — your fasting data stays on your device, always. WHAT YOU GET - Track every fast with precision: 16:8, 18:6, 20:4, OMAD, 5:2, or your own custom schedule. - See exactly what's happening in your body: progress through fed, fat burning, ketosis, and autophagy phases. - Stay motivated with streaks, milestones, and home screen widgets that keep your current fast one glance away. - Syncs with Apple Health (optional) — your fasting sessions are saved locally and can be written to Apple Health if you enable it. WHY FASTCLEAR IS DIFFERENT Unlike other fasting apps, FastClear doesn't ask for your email, your weight, or your eating habits. You don't even need to create an account. The app works 100% offline. The only data we ever see is none — because nothing leaves your iPhone. 100% PRIVATE BY DESIGN Your data is yours alone. FastClear is designed to be the most private fasting tracker on the App Store. Privacy label: Data Not Linked to You. You can verify it on the FastClear App Store page before downloading. PRICING FastClear is free to download with all essential features included. Unlock advanced protocols, full fasting history, detailed stats, and home screen widgets with FastClear Pro: $2.08/month (billed annually at $24.99) or $3.99/month. Includes a 7-day free trial. LEGAL Terms of Use (EULA): https://zealous-chokeberry-859.notion.site/FastClear-Terms-of-Use-34565a7a621c8008bfe3f9a45390ba03 Privacy Policy: https://zealous-chokeberry-859.notion.site/FastClear-Privacy-Policy-34565a7a621c8041892cda69b42eb329 Download FastClear today and start your fasting journey — privately.
Screenshots
Verdict
DeepFast and Fasting Timer are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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. DeepFast sells 2 in-app purchases, starting at $4.99 per month and Fasting Timer sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.
DeepFast ships an update every 3 weeks, Fasting Timer every 11 days. The most recent releases landed on September 15, 2026 and September 10, 2026 respectively.
| Parameter | DeepFast | Fasting Timer |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks | Every 11 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Subscription | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 10 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Panas | Nicolas Dojcilovic |
In-app purchases
DeepFast
- Premium Monthly$4.991 Month
- Premium Annual$29.991 Year
Fasting Timer
- FastClear Pro Monthly7 Days trial$3.991 Month
- FastClear Pro Yearly7 Days trial$24.991 Year









