# Mibro Fit vs SZOS

The clearest difference is rating: Mibro Fit at 3.9 against SZOS's 2.8. Mibro Fit also leads on ads (none vs shown) and review sentiment (16% vs 5%). SZOS's advantage is in-app purchases (none vs 2). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Mibro Fit sells 2 in-app purchases, starting at $4.99 per month. SZOS asks for nothing beyond the download.

Mibro Fit holds the better App Store score, 3.9 against 2.8. Both are backed by a comparable volume of ratings — 457 and 105 respectively. Written reviews point the same way: 16% of Mibro Fit's written reviews are positive against 5% of SZOS's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Mibro Fit | SZOS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (457 ratings)](https://appshunter.io/ios/app/mibro-fit/id1530759825/reviews)** | [2.8 (105 ratings)](https://appshunter.io/ios/app/szos/id1543848875/reviews) |
| Number of ratings | **457** | 105 |
| Positive reviews | **16.2% of reviews** | 5.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | **Free** | Ad-supported |
| Size | 283 MB | 70 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zhenshi Technology (Shanghai) Co.,Ltd](https://appshunter.io/developer/1525511077) | [晟 谷](https://appshunter.io/developer/1543671031) |

## What reviewers say

### Mibro Fit

[App page](https://appshunter.io/ios/app/mibro-fit/id1530759825)

This app serves as a companion for Mibro smartwatches, offering detailed workout tracking, comprehensive health monitoring, and seamless data synchronization. It provides insights into sleep and stress, a dynamic watch face marketplace, and stable Bluetooth connectivity with smartphones.

**Highlights:** Pro-level workout modes, All-around health monitoring, Stable Bluetooth connectivity, Dynamic watch face marketplace, Data sync and sharing, User-friendly interface

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coach subscription monthly payment | $4.99 | per month |
| Coach subscription annual payment | $39.99 | per year |

**What reviewers like**

- 👍 Excellent product quality
- 🚀 Fast and responsive
- 💪 Accurate health tracking
- 🎨 Customizable watch faces

**What reviewers complain about**

- 🐛 Frequent disconnections between watch and app
- 🔌 Inconsistent syncing of data and activities
- 🤔 Limited watch face options
- 📱 Compatibility issues with iOS devices
- 🤯 Buggy app with crashes and freezes

**Reported bugs**

- Unable to register account or receive verification codes
- Watch faces not loading or disappearing after updates
- Weather information not displaying correctly
- Inconsistent step and activity tracking
- Notification issues, especially on iOS devices

**Requested features**

- Add more unique and interactive watch face designs
- Improve syncing and data transfer between watch and app
- Enhance notification support, especially for WhatsApp and other popular apps
- Integrate with third-party fitness apps like Strava
- Provide better language support and localization


### SZOS

[App page](https://appshunter.io/ios/app/szos/id1543848875)

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.

**Highlights:** Step tracking, Heart rate monitoring, Sleep analysis, Syncs with smart watch, Activity mode

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mibro Fit free?

Mibro Fit is free to download, with in-app purchases available.

### Is SZOS free?

SZOS is free to download, with no in-app purchases.

### Which has better reviews, Mibro Fit or SZOS?

Mibro Fit is rated higher. Mibro Fit averages 3.9 out of 5 from 457 ratings, while SZOS averages 2.8 from 105 ratings.

### Do Mibro Fit or SZOS have ads?

SZOS shows ads; Mibro Fit does not.

### Which is updated more often, Mibro Fit or SZOS?

Mibro Fit ships an update every 3 weeks, and SZOS every 3 weeks. Most recently, Mibro Fit was updated on October 21, 2026 and SZOS on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*