iwellness3.0++ vs 54D On
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iwellness3.0++
Track your body composition metrics like weight, body fat, and muscle mass with this app. It displays detailed charts and historical data, helping you maintain a healthier lifestyle. Share your progress easily with friends and family.
- Track weight, body fat, water, bone mass, muscle mass
- Display BMI and BMR
- View body composition charts
- Share data to social media and email
- Save data as TXT file
- Supports HealthKit synchronization
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iwellness3.0 Your can use iwellness3.0 to Check your health condition and keep a good figure This App can easily show Health and body index: weight, body fat, body water, bone mass, muscle mass, BMI, BMR and visceral fat. You can have a glance at the chart to know body composition details. iwellness3.0 assist you to own healthier life style. It is Compatible with iOS Devices (iPhone 4S、iPhone 5、iPad3 or new models)and now is widely used by iOS users. All data from scale will be restored in the APP, you can also share data to Facebook、Twitter、Sina Weibo, Email, SMS etc.Browse and check history data anytime anywhere, you just need to do weighing, the app will do all the rest. Advanced functions: 1. It can measure weight, body fat, body water, bone mass, muscle mass, BMI, BMR and visceral fat. 2. Display all related data on APP 3. Attached the Standard Table for Reference 4. Enlarge screen to view Specific Data (Year/Month/Week/Day/Hour) 5. Fill in Name, Height, Gender, Age, Athlete Level and Target Weight (For Bathroom Scales) in User Interface 6. Share data to Facebook、Twitter、Sina Weibo, Email, SMS etc 7. Save as TXT file for backup 8. Custom head portrait available 9. Supporting HealthKit, only for iPhones with iOS8 or new version. Data includes Lean body mass, Height, BMI, Body Fat, weight, Birthday and Gender will be automatically synchronized to HealthKit.
54D On
This program offers an online human transformation experience designed to help users break mental barriers and achieve significant physical and emotional results in just 54 days. It provides structured training, nutrition guidance, recovery support, and community interaction.
- High Intensity Online Training
- Nutrition Management
- Recovery Support
- Real-time Coach Messaging
- Workout Tracking & Scheduling
- Progress Monitoring
- Wearable Device Integration
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54D ON is a digital personalized training platform that brings together exercise, nutrition, and wellness in one place. Unlike other apps, you never train alone. Every user is supported by a real coach who guides you, motivates you, and provides daily personalized follow-up. Your coach designs a 360° plan tailored to your level, goals, and lifestyle. Train anytime, anywhere, with access to dozens of On-Demand programs and live workouts including strength, cardio, mobility, Pilates, yoga, and wellness. You also receive nutrition plans and tools designed to support your energy, focus, and consistency. Everything is built to adapt to you, your pace, and your life. Train when you want, where you want. When you join the 54D ON family, you’re never training alone. Note regarding Apple Health: The app integrates with Apple Health to show your daily activity - distance, steps, active energy, and flights to help you better achieve your goals. App also uses Apple Health to track energy burned and heart rate during a workout session, if an Apple Watch is used. Workout metrics are shared with the coach to better design your workout schedule. DISCLAIMER: Users should seek a doctor’s advice before using this app and making any medical decisions.
Screenshots
Verdict
The clearest difference is review sentiment: 54D On at 83% against iwellness3.0++'s 13%. 54D On also leads on rating (4.9 vs 2.3) and ratings volume (1.8K vs 86). iwellness3.0++'s advantage is update cadence (every 2 weeks vs every 2 months) and iOS requirement (8.0 vs 15.0). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.
54D On holds the better App Store score, 4.9 against 2.3. That said, the two scores are not equally well evidenced: 54D On has 1.8K ratings behind it against 86, so its average is the more settled of the two. Written reviews point the same way: 13% of iwellness3.0++'s written reviews are positive against 83% of 54D On's.
iwellness3.0++ ships an update every 2 weeks, 54D On every 2 months. Both last shipped on October 21, 2026.
| Parameter | iwellness3.0++ | 54D On |
|---|---|---|
| Price | Free | Free |
| Rating | 2.3 (86 ratings) | 4.9 (1.8K ratings) — better |
| Positive reviews | 13.0% of reviews | 83.0% of reviews — better |
| Number of ratings | 86 | 1.8K — better |
| Update frequency | Every 2 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 8.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 25 MB | 134 MB |
| Age rating | 4+ | 17+ |
| Developer | 永涛 简 | Coral GPY Gables LLC |
Customer experience
iwellness3.0++
54D On
User reviews
iwellness3.0++
From 86 App Store ratingsWhat we love
- ✅ Simple and easy to use interface
- ⏱️ Quick Bluetooth pairing with scale
- 📊 Useful data tracking and history visualization
- 🎯 Accurate weight measurements
- 💾 Reliable scale hardware that works for years
Room to improve
- 🐛 Frequent Bluetooth connection failures
- ❌ Inaccurate body composition metrics (fat, muscle, bone mass)
- 📱 Outdated UI design not optimized for modern iPhones
- ⚠️ Data loss during app version upgrades
- 🔄 Inconsistent readings between scale and app
54D On
From 1.8K App Store ratingsWhat we love
- 👍 Excellent training programs
- 🙌 Motivational coaching and support
- 🌎 Accessible from anywhere
- 💪 Effective for physical and mental transformation
- 🕰️ Flexible schedule and convenience
Room to improve
- 🚨 Poor customer service and refund policies
- ⏰ Strict cancellation policies
Bugs and requests
iwellness3.0++
Reported bugs
15 issues- BMI tab causes app crash
- Bluetooth connection drops and won't reconnect
- Weight readings off by factor of 10 (e.g., 140 lbs shown as 1400 lbs)
- Body composition metrics show as zeros
- App loses all user data after reinstall or iOS update
Show 10 moreShow fewer
- Settings reset when changing profile or avatar
- Unit measurement keeps reverting to kg
- History not retained between sessions
- App not compatible with iPhone X and newer models
- Visceral fat and body fat readings change dramatically between app versions
- Age input validation fails with Japanese calendar format
- Graph displays incorrect month labels with one-month offset
- App not displaying full screen on newer devices
- Fitbit sync connects once then fails on reconnect
- Scale data doesn't sync with app after iOS update
Requested features
13 requests- Update app design for modern iOS and iPhone X+ compatibility
- Add athlete/fitness mode for accurate body fat calculation
- Support for stones and pounds measurement units
- Manual data entry capability
- Data backup and restore functionality
Show 8 moreShow fewer
- Improved graph visualization with trend lines
- Support for children under 10 years old
- Apple Watch app support
- Better Health app integration
- Improved Japanese and multilingual support
- Total weight loss calculation feature
- Dark mode option
- Longer data export history (beyond 20 days)
54D On
Reported bugs
2 issues- App issues with IP changes and travel
- Occasional login and connectivity problems
Requested features
2 requests- More nutrition guidance and education
- Improved music integration
In-app purchases
iwellness3.0++
No in-app purchases
54D On
No in-app purchases









