DeepFast vs Keto Tracker .de
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/
Keto Tracker .de
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Keto Tracker helps you stay in ketosis with ease. Scan a product and instantly see how much of it you can eat – without breaking your carb limit. • Net carbs, macros & a ketosis traffic light at a glance • Home screen widget with carb ring & fasting countdown • Apple Watch app: your budget on your wrist • Barcode scanner with portion calculator • Voice logging: just say what you ate • AI photo logging: snap your meal, estimate the macros • Hundreds of keto recipes (EN/DE) with photos, macros & shopping list • Meal plan with 1-tap shopping list, export to Bring! & Apple Reminders • Intermittent fasting timer with history • Biomarkers & GKI: blood glucose, ketones, blood pressure • Diet score, weight forecast & doctor's report (print/CSV) • Choose your mode: strict keto or low carb with a points system • Personal daily goal from height, weight & activity (TDEE) • Diary with history, stats, streaks & progress photos Stay motivated and keep your ketogenic diet on track – without tedious calorie counting. — — — Keto Pro – Subscription Keto Pro is an auto-renewable subscription (monthly). Payment is charged to your Apple Account at confirmation of purchase. The subscription renews automatically for the same period unless it is canceled at least 24 hours before the end of the current period. You can manage or cancel your subscription anytime in your Apple Account settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://ketotracker.de/datenschutz
Screenshots
Verdict
The clearest difference is update cadence: Keto Tracker .de at daily against DeepFast's every 3 weeks. Keto Tracker .de also leads on device support (4 vs 2) and iOS requirement (14.0 vs 16.0). On price, ads and in-app purchases 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. DeepFast sells 2 in-app purchases, starting at $4.99 per month and Keto Tracker .de sells 1 in-app purchase, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
DeepFast ships an update every 3 weeks, Keto Tracker .de daily. The most recent releases landed on October 3, 2026 and September 29, 2026 respectively.
| Parameter | DeepFast | Keto Tracker .de |
|---|---|---|
| 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 | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Subscription | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 16.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 26 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Panas | Marcel Goldfuss |
In-app purchases
DeepFast
- Premium Monthly$4.991 Month
- Premium Annual$29.991 Year
Keto Tracker .de
- Keto Pro7 Days trial$4.991 Month









