# Smart scouter vs USB File

The clearest difference is in-app purchases: USB File at none against Smart scouter's 3. USB File also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Smart scouter sells 3 one-off in-app purchases. USB File asks for nothing beyond the download.

## The numbers

| Metric | Smart scouter | USB File |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | — |
| Size | 34 MB | 7 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mutsumi Kubo](https://appshunter.io/developer/1738725654) | [Gaoming Zhang](https://appshunter.io/developer/6789055498) |

## What reviewers say

### Smart scouter

[App page](https://appshunter.io/ios/app/smart-scouter/id6738387639)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| charge 100 | $0.49 | one-time |
| charge 300 | $1.99 | one-time |
| charge 500 | $2.99 | one-time |


### USB File

[App page](https://appshunter.io/ios/app/usb-file/id6795836260)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart scouter free?

Smart scouter is free to download, with in-app purchases available.

### Is USB File free?

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

### Do Smart scouter or USB File have ads?

Smart scouter shows ads; USB File does not.

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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.*