FastBell vs WaveFast
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FastBell
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FastBell is the simplest way to start intermittent fasting. When the bell rings, eat. When it rings again, stop. Simple enough to stick with. 6 FASTING PLANS - 12:12 — 12 hours fasting / 12 hours eating (free, gentle start) - 14:10 — 14 hours fasting / 10 hours eating (free, easy intro) - 16:8 — 16 hours fasting / 8 hours eating (most popular) - 18:6 — 18 hours fasting / 6 hours eating - 20:4 — 20 hours fasting / 4 hours eating - OMAD — One Meal A Day (23:1) KEY FEATURES - Large countdown timer shows remaining time at a glance - Start and stop fasting with a single tap - Streak tracking to build your fasting habit - Push notifications when fasting starts and ends - Dark theme for comfortable nighttime use - Fully offline — no internet required - No ads — stay focused PRIVACY FIRST All data stays on your device. Nothing is ever sent to a server. FASTBELL PRO Upgrade to Pro to unlock the 16:8, 18:6, 20:4, and OMAD plans, detailed statistics, custom notifications, and widgets. 12:12 and 14:10 are free. Subscription Info: - Weekly, monthly, and yearly plans available - Billing begins after you confirm the selected plan - Payment is charged to your Apple ID account - Subscription auto-renews unless canceled at least 24 hours before the end of the current period - Manage or cancel in Settings > Apple ID > Subscriptions Terms of Use (Apple Standard EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://starcrown.co.jp/privacy
WaveFast
Visually track your intermittent fasting progress with a fluid, calming animation. This app offers a one-time purchase, no subscriptions, and prioritizes user privacy by keeping all data local. It provides insights into your body's status during fasting and smart notifications.
- Fluid wave animation for progress visualization
- Dynamic Island & Live Activities integration
- History and streak tracking
- Customizable water themes
- Body status insights (fat burning, autophagy)
- Smart notifications for fasting milestones
- Privacy-focused local data storage
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Reach your intermittent fasting goals with WaveFast, the most visually stunning and intuitive fasting tracker on the App Store. Say goodbye to bloated apps and expensive monthly subscriptions. WaveFast is built for one thing: tracking your fast with an elegant, fluid interface that makes reaching your goals satisfying and stress-free. Pay once, use forever. No accounts, no data tracking, no subscriptions. CORE FEATURES: 1、Mesmerizing Fluid Animation: Watch your progress rise like water. The calming wave animation reduces anxiety and keeps you motivated. 2、Dynamic Island & Live Activities: Never open the app just to check the time. Keep your fast visible on your Lock Screen and Dynamic Island. 3、History & Streak Tracking: Never lose your progress. WaveFast automatically saves your completed fasts so you can track your journey, view your longest fast, and build your streaks. 4、Custom Water Themes: Personalize your experience with stunning premium colors like Sakura Pink, Aurora Green, and Midnight Purple. 5、Body Status Insights: Know exactly what's happening inside your body—from fat burning to autophagy—based on real-time scientific milestones. 6、Smart Notifications: Get instantly notified when you reach the fat-burning zone and when your goal is achieved. 7、Privacy First: All your data stays locally on your device. We respect your privacy. Available fasting plans include 12h, 14h, 16h, 18h, and 20h. Whether you are a beginner or a seasoned faster doing OMAD, WaveFast is your perfect companion. Start your health journey today, beautifully. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: FastBell at every 5 days against WaveFast's monthly. On price, ads, 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. FastBell sells 6 in-app purchases, starting at $0.99 per 7 days and WaveFast sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
FastBell ships an update every 5 days, WaveFast monthly. The most recent releases landed on October 31, 2026 and November 9, 2026 respectively.
| Parameter | FastBell | WaveFast |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Number of ratings | — | 3 — better |
| Update frequency | Every 5 days — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 4 MB | 20 MB |
| Age rating | +4 | 9+ |
| Developer | Starcrown Inc | 瑞华 张 |
In-app purchases
FastBell
- FastBell Pro Weekly3 Days trial$0.997 Days
- Monthly Plan$2.991 Month
- Yearly Plan$17.991 Year
- Coffee$0.99
- Cookie$2.99
- Cake$6.99
WaveFast
- WaveFast Pro$5.99









