# SZOS vs CROWN LOG

The clearest difference is device support: SZOS at 2 against CROWN LOG's —. CROWN LOG's advantage is iOS requirement (10.0 vs 13.0). On price 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.

## The numbers

| Metric | SZOS | CROWN LOG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.8 (105 ratings)](https://appshunter.io/ios/app/szos/id1543848875/reviews)** | — |
| Number of ratings | **105** | — |
| Positive reviews | 5.6% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | — |
| Update frequency | Every 3 weeks | — |
| Monetization | Ad-supported | — |
| Size | 70 MB | 217 MB |
| Requires iOS | 13.0 | **10.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [晟 谷](https://appshunter.io/developer/1543671031) | [Shenzhen ZhanTuan technology Co., LTD](https://appshunter.io/developer/1717019206) |

## 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


### CROWN LOG

[App page](https://appshunter.io/ios/app/crown-log/id6504471686)

**In-app purchases:** none


## Frequently asked questions

### Is SZOS free?

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

### Is CROWN LOG free?

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

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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.*