# Unit Conversion Lab vs NetCheck

The clearest difference is in-app purchases: Unit Conversion Lab at none against NetCheck's 1. NetCheck's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. NetCheck sells 1 in-app purchase, starting at $39.99 per year. Unit Conversion Lab asks for nothing beyond the download.

## The numbers

| Metric | Unit Conversion Lab | NetCheck |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 2 days |
| Size | 9 MB | 14 MB |
| Requires iOS | 17.6 | **16.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Selcuk ASLANTAS](https://appshunter.io/developer/1556053491) | [晓军 张](https://appshunter.io/developer/1854273958) |

## What reviewers say

### Unit Conversion Lab

[App page](https://appshunter.io/ios/app/unit-conversion-lab/id6756374797)

**Features:** macOS Compatibility

**In-app purchases:** none


### NetCheck

[App page](https://appshunter.io/ios/app/netcheck-internet-speed-test/id6803090314)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Membership | $39.99 | per year |


## Frequently asked questions

### Is Unit Conversion Lab free?

Unit Conversion Lab is free to download, with no in-app purchases.

### Is NetCheck free?

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

### Do Unit Conversion Lab or NetCheck have ads?

Unit Conversion Lab shows ads; NetCheck 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.*