SZOS vs HD Fit Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SZOS
This app syncs with a smart watch to track your daily activity, including steps, heart rate, and sleep patterns. It provides insights into your health and fitness metrics.
- Step tracking
- Heart rate monitoring
- Sleep analysis
- Syncs with smart watch
- Activity mode
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"SZOS APP设计为与SZOS智能手表配合使用， 它可以帮助您测量步数，心率，睡眠等" 【温馨提示】 用户开启运动模式后，手机切换至后台仍会持续定位，长时间使用GPS在后台运行可能显著减少电池寿命,影响续航时间。
HD Fit Pro
This smart health app integrates data and services from Bluetooth wearable devices. It tracks various sports activities and monitors daily health metrics like steps and sleep, helping users manage their physical well-being and build healthy routines.
- Bluetooth wearable device integration
- Sports data recording (running, cycling, climbing)
- Step and sleep monitoring
- Health data management
- Daily exercise tracking
- Healthy routine development
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HD Fit Pro is a smart health APP that combines the data and services of Bluetooth wearable products. It can not only record diversified sports data records such as running, cycling, mountain climbing, etc. Step, sleep and other health data monitoring and management of your physical health. You can start recording your daily exercise at any time, and use your spare time to exercise after work, helping you develop a good healthy routine. Enjoy your healthy life.
Screenshots
Verdict
The clearest difference is rating: HD Fit Pro at 3.6 against SZOS's 2.8. HD Fit Pro also leads on ads (none vs shown) and review sentiment (31% vs 6%). On price, ratings volume, update cadence 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.
HD Fit Pro holds the better App Store score, 3.6 against 2.8. Both are backed by a comparable volume of ratings — 105 and 116 respectively. Written reviews point the same way: 6% of SZOS's written reviews are positive against 31% of HD Fit Pro's.
SZOS ships an update every 3 weeks, HD Fit Pro fortnightly. The most recent releases landed on September 12, 2026 and September 21, 2026 respectively.
| Parameter | SZOS | HD Fit Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (105 ratings) | 3.6 (116 ratings) — better |
| Positive reviews | 5.6% of reviews | 31.1% of reviews — better |
| Number of ratings | 105 | 116 — better |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 70 MB | 555 MB |
| Age rating | 4+ | 4+ |
| Developer | 晟 谷 | Shenzhen Huadafeng Electronics Co., Ltd. |
Customer experience
SZOS
HD Fit Pro
In-app purchases
SZOS
No in-app purchases
HD Fit Pro
No in-app purchases
