# sf_ota vs M300扫描头

The clearest difference is device support: M300扫描头 at 2 against sf_ota's —. M300扫描头 also leads on iOS requirement (9.0 vs 12.0). 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 | sf_ota | M300扫描头 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | Every 3 days | — |
| Size | 31 MB | 10 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen Weida Technology Co., Ltd.](https://appshunter.io/developer/1650534686) | [Xiamen Hanin Co.,Ltd.](https://appshunter.io/developer/1080883924) |

## What reviewers say

### sf_ota

[App page](https://appshunter.io/ios/app/sf-ota/id6502590914)

**In-app purchases:** none


### M300扫描头

[App page](https://appshunter.io/ios/app/m300/id6680160625)

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

**In-app purchases:** none


## Frequently asked questions

### Is sf_ota free?

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

### Is M300扫描头 free?

M300扫描头 is free to download, with no in-app purchases.

---

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