Letsfit vs InxFit
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).
InxFit
Track your fitness with this app that records exercise data, monitors health metrics like heart rate and sleep, and syncs with wearable devices. Set goals, view historical data, and receive smart reminders to stay motivated and improve your well-being.
- Exercise tracking and data recording
- Health monitoring (heart rate, sleep, SpO2)
- Wearable device control
- Goal setting and progress tracking
- Smart reminders (calls, messages, alarms)
- Sleep quality analysis
- Cloud data synchronization
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The InxFit application integrates functions such as body health data, exercise track recording, and wearable device control. It can easily record all the data generated from the wearable device for you, allowing you to be more fully engaged in fitness exercises! After connecting the wearable device through the InxFit app, you can: 1) Record daily exercise steps, calculate daily calories burned, exercise distance and time and other exercise health data, you can view the complete history of each day, week, and month. 2) Record exercise data, display daily exercise distance, exercise duration, calories and exercise track. 3) Conduct health management: all-day heart rate monitoring, sleep monitoring, blood oxygen saturation detection, women's menstrual cycle reminder, etc. 4) Record sleep data: record your daily sleep, inform you of your daily deep sleep time, light sleep time, and number of wakefulnesses, etc., and detect sleep quality to help you sleep better. 5) Set up smart reminders: two-way synchronization of alarm reminders, incoming call reminders, message notifications, long seat reminders, smart sports reminders and more are waiting for you to discover. 6) You can set goals such as the number of steps, exercise distance, and calorie consumption to encourage yourself to complete your daily exercise volume. 7) Rich dial market, every day is a new self. 8) Exercise data can be synchronized to the cloud, providing you with permanent data storage. …… The InxFit application supports multiple languages, and more wearable products will be supported in the future. Stay tuned for more exciting! The InxFit application supports connect to Apple Health (HealthKit) to synchronize data, realize data movement, and synchronize data and sleep calories consumed to Apple Health (HealthKit).
Screenshots
Verdict
The clearest difference is rating: Letsfit at 4.5 against InxFit's 2.9. Letsfit also leads on ratings volume (5.6K vs 106) and review sentiment (25% vs 10%). InxFit's advantage is iOS requirement (9.0 vs 12.0). On price, update cadence, ads and in-app purchases 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.
Letsfit holds the better App Store score, 4.5 against 2.9. That said, the two scores are not equally well evidenced: Letsfit has 5.6K ratings behind it against 106, so its average is the more settled of the two. Written reviews point the same way: 25% of Letsfit's written reviews are positive against 10% of InxFit's.
Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 19, 2026 and October 14, 2026 respectively.
| Parameter | Letsfit | InxFit |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (5.6K ratings) — better | 2.9 (106 ratings) |
| Positive reviews | 25.4% of reviews — better | 10.1% of reviews |
| Number of ratings | 5.6K — better | 106 |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 134 MB | 84 MB |
| Age rating | 4+ | 4+ |
| Developer | Letsfit LLC | Shenzhen Xiaoju Intelligent Technology Co., Ltd |
Customer experience
Letsfit
InxFit
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
InxFit
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Letsfit
No in-app purchases
InxFit
No in-app purchases








