# SZOS vs 安康守护

The clearest difference is rating: SZOS at 2.8 against 安康守护's 1.7. SZOS also leads on ratings volume (105 vs 3). 安康守护's advantage is ads (none vs shown) and iOS requirement (10.0 vs 13.0). On price, review sentiment, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SZOS holds the better App Store score, 2.8 against 1.7. That said, the two scores are not equally well evidenced: SZOS has 105 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 5% of SZOS's written reviews are positive against 0% of 安康守护's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 22, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SZOS | 安康守护 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (105 ratings)](https://appshunter.io/ios/app/szos/id1543848875/reviews)** | [1.7 (3 ratings)](https://appshunter.io/ios/app/id1568429158/reviews) |
| Number of ratings | **105** | 3 |
| Positive reviews | **5.3% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Ad-supported | — |
| Size | 70 MB | 121 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [晟 谷](https://appshunter.io/developer/1543671031) | [Hangzhou ZhangYu Technology Co., Ltd.](https://appshunter.io/developer/1488734176) |

## What reviewers say

### 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


### 安康守护

[App page](https://appshunter.io/ios/app/id1568429158)

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

**In-app purchases:** none


## Frequently asked questions

### Is SZOS free?

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

### Is 安康守护 free?

安康守护 is free to download, with no in-app purchases.

### Which has better reviews, SZOS or 安康守护?

SZOS is rated higher. SZOS averages 2.8 out of 5 from 105 ratings, while 安康守护 averages 1.7 from 3 ratings.

### Do SZOS or 安康守护 have ads?

SZOS shows ads; 安康守护 does not.

### Which is updated more often, SZOS or 安康守护?

SZOS ships an update every 3 weeks, and 安康守护 every 3 weeks. Most recently, SZOS was updated on October 22, 2026 and 安康守护 on October 10, 2026.

---

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