168 Fasting vs FastFlow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
168 Fasting
This app helps users implement intermittent fasting scientifically and sustainably for health improvement and weight loss. It tracks fasting times, offers various fasting protocols, and monitors water intake and weight changes with clear data visualization.
- Fasting time tracking and calculation
- Multiple fasting protocol options (12:12, 14:10, 16:8)
- Water intake tracking and reminders
- Weight change monitoring
- Intuitive charts and reports
- Customizable fasting and eating windows
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168 Fasting is an intelligent health app that provides comprehensive intermittent fasting plans and guidance. The app helps users fast in a scientific and sustainable manner. It improves the user's health and helps in weight loss. ----------------- ◆168 Fasting records and calculates the user's fasting time, including the start and end times of fasting, as well as the total duration of fasting. Users can view their fasting records in the app and understand the changes and consistency of their fasting time. ◆Users can choose different fasting protocols, including time windows like 12:12, 14:10, and 16:8. Users can set their daily fasting and eating windows and monitor them using the app's timer feature. ◆To ensure adequate hydration, 168Fasting offers water intake tracking and reminders. Users can keep track of their daily water intake and set timed reminders to ensure sufficient water intake during fasting and eating windows. ◆Users can track their weight changes. These statistical data help users understand their health status and monitor their weight loss progress and health improvements. ◆168 Fasting provides clear and intuitive charts and reports to display users' statistical data. Users can view the trends and changes in their fasting time, Food content taken, and health indicators. This allows users to better understand their fasting and eating habits and make corresponding adjustments and improvements. -------------------- Member subscription service: 1. Payment: Weekly VIP, Quarterly VIP,and Yearly VIP,the user will debit the payment through the iTunes account, and the user will pay after confirming the purchase. 2. Renewal: The user's iTunes account will be charged within 24 hours before expiration, and the corresponding subscription cycle will be added. 3. To cancel the renewal: Enter App Store" and click "App ID", enter the "Account Settings" page, click "Subscription", and choose to cancel the subscription. Privacy Policy:http://static.airygo.com/html/privacy/oversea/10166003855777714194_en.html?appName=168Fasting Payment Agreement:http://static.airygo.com/html/paymentagreement/general_en.html
FastFlow
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FastFlow is a lightweight fasting tracker and fasting timer for intermittent fasting plans like 16:8, 18:6, 20:4, and OMAD. It helps you start more easily, stay consistent, and better understand your own rhythm over time. With FastFlow, you can: - choose a common fasting plan or create your own custom schedule - start a fast in one tap and clearly track your duration and goal progress - receive start reminders, phase reminders, and goal reminders - keep a complete fasting history with add, edit, and delete support - review stats and weekly reports, including completions, streaks, and time trends - log weight alongside your fasting rhythm for longer-term reflection - generate share cards for completed fasts and weekly reports FastFlow is not a calorie-counting platform or a heavy social app. It is a calmer, lighter, and more reliable companion for building a fasting rhythm you can actually keep. Important: intermittent fasting is not suitable for everyone. If you are pregnant, breastfeeding, or have a medical condition or blood sugar concern, please consult a qualified healthcare professional first. Privacy Policy: https://fasting-nu.vercel.app/privacy Terms of Use: https://www.apple.com/legal/macapps/stdeula/
Screenshots
Verdict
The clearest difference is ads: 168 Fasting at none against FastFlow's shown. 168 Fasting also leads on iOS requirement (11.0 vs 17.0). FastFlow's advantage is update cadence (every 5 days vs every 15 months). On price, in-app purchases 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. 168 Fasting sells 3 in-app purchases, starting at $3.99 per month and FastFlow sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
168 Fasting ships an update every 15 months, FastFlow every 5 days. The most recent releases landed on June 1, 2026 and September 16, 2026 respectively.
| Parameter | 168 Fasting | FastFlow |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 15 months | Every 5 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 56 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | Laigang Wang | 浩铭 顾 |
In-app purchases
168 Fasting
- Monthly VIP$3.991 Month
- Quarterly VIP3 Days trial$6.993 Months
- Yearly VIP$12.991 Year
FastFlow
- FastFlow Pro Monthly$0.991 Month
- FastFlow Pro Yearly$9.991 Year









