Letsfit vs 3Plus Loop
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Letsfit
Track your daily fitness and wellness with this app. It records and interprets health data like steps, sleep, and heart rate, and analyzes exercise routines with route mapping. It also acts as a notifications assistant for your connected smartwatch.
- Health data display (steps, sleep, heart rate, calories)
- Exercise data analysis with route tracking
- Smartwatch notifications assistant (calls, SMS)
- Professional data interpretations
- Synchronization with Apple Health (HealthKit)
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Letsfit cares about people's daily fitness and wellness. When you use the Letsfit app for long enough in conjunction with exercise, you will see noticeable improvements in your health. The main features: 1. Health data display: Letsfit records data relevant to your physical condition such as steps taken, sleep hours, heart rate, calories burned, while also provides you with professional interpretations over these data. 2. Exercise data analysis: Letsfit is also able to record while you exercise, and will display various data, including a detailed route and various exercise data analysis afterwards. 3. Notifications assistant: Letsfit pushes CALL、SMS and other app notifications to the connected smartwatch, you can mute, answer, or hang up on the connected device while receiving an incoming call. We will keep updating the app to support more devices, with more reliability and exciting features. Please note: screenshots shown represent features supported but devices might not have all the features listed. Connect to synchronize data to Apple Health (HealthKit), to achieve data movement, data and consumed calories sleep simultaneous recording to Apple Health (HealthKit).
3Plus Loop
This app acts as a personal trainer, offering daily customized challenges to encourage more physical activity. It uses relatable goals like burning calories or achieving personal bests to motivate users. Location permissions are required for exercise tracking, and Apple Health integration is available.
- Customized daily challenges
- Motivation through relatable goals
- Calorie burn tracking
- Personal best achievements
- Location permissions for exercise
- Apple Health integration
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3Plus Loop acts like your personal trainer, providing you with customized challenges throughout the day. 3Plus Loop uses real things you can understand to motivate you to move more, for example, burning that cupcake you ate at lunch, breaking your best friend's average or running a marathon. - You need to turn on location permissions when exercising - Uploading Health data requires you to turn on Apple Health privileges
Screenshots
Verdict
The clearest difference is rating: 3Plus Loop at 5.0 against Letsfit's 4.5. Letsfit's advantage is ratings volume (5.6K vs 1) and device support. On price, in-app purchases, monetization model and iOS requirement 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.
3Plus Loop holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Letsfit has 5.6K ratings behind it against 1, so its average is the more settled of the two.
| Parameter | Letsfit | 3Plus Loop |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (5.6K ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 25.5% of reviews | — |
| Number of ratings | 5.6K — better | 1 |
| Update frequency | Every 5 weeks | — |
| Ads | No | — |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod — better | — |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 134 MB | 121 MB |
| Age rating | 4+ | 4+ |
| Developer | Letsfit LLC | 3Plus International |
Bugs and requests
Letsfit
Reported bugs
4 issues- Watch time not updating correctly
- App fails to sync data consistently
- Inability to change watch faces
- Disconnection issues between watch and phone
Requested features
5 requests- Add more workout modes
- Allow editing of activity data
- Improve notification handling
- Provide map tracking for activities
- Add blood pressure monitoring
3Plus Loop
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Letsfit
No in-app purchases
3Plus Loop
No in-app purchases









