CF Weigh in vs DeepFast
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CF Weigh in
This app helps you track your weight loss journey and daily activities. Log exercises like push-ups and sit-ups, set weight goals, and monitor your progress. It's a completely free tool to support your fitness efforts.
- Weight tracking
- Activity logging
- Set weight goals
- Log exercises (push-ups, sit-ups)
- 100% free
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Welcome to Cf weigh in. this app is perfect for losing weight and keeping track of your activity. this app allows you to enter data such as pushups, situps, and more! keep track of your weight set weight goals etc! this app is 100% free!
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/
Screenshots
Verdict
The clearest difference is review sentiment: CF Weigh in at 100% against DeepFast's 0%. CF Weigh in also leads on rating (5.0 vs 1.0) and in-app purchases (none vs 2). On price, update cadence, 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. DeepFast sells 2 in-app purchases, starting at $4.99 per month. CF Weigh in asks for nothing beyond the download.
CF Weigh in holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 100% of CF Weigh in's written reviews are positive against 0% of DeepFast's.
CF Weigh in ships an update monthly, DeepFast every 3 weeks. The most recent releases landed on October 30, 2026 and October 19, 2026 respectively.
| Parameter | CF Weigh in | DeepFast |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 4 — better | 1 |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Subscription |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.4 — better | 16.0 |
| Further details — not scored | ||
| Size | 34 MB | 10 MB |
| Age rating | 17+ | 4+ |
| Developer | Marina Campbell | Thomas Panas |
Customer experience
CF Weigh in
DeepFast
In-app purchases
CF Weigh in
No in-app purchases
DeepFast
- Premium Monthly$4.991 Month
- Premium Annual$29.991 Year
