# サウンドチェッカー vs Noise Meter

The clearest difference is in-app purchases: サウンドチェッカー at none against Noise Meter's 1. サウンドチェッカー also leads on iOS requirement (15.1 vs 17.0). On price there is nothing between them.

Both are free to download. Noise Meter sells 1 one-off in-app purchase. サウンドチェッカー asks for nothing beyond the download.

## The numbers

| Metric | サウンドチェッカー | Noise Meter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | Yes |
| Update frequency | — | Every 2 weeks |
| Size | 27 MB | 7 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Yujiro Sakai](https://appshunter.io/developer/1888860081) | [Hiroyuki Kako](https://appshunter.io/developer/1581721316) |

## What reviewers say

### サウンドチェッカー

[App page](https://appshunter.io/ios/app/db/id6762562463)

**In-app purchases:** none


### Noise Meter

[App page](https://appshunter.io/ios/app/noise-meter-log-and-report/id6791053673)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $9.99 | one-time |


## Frequently asked questions

### Is サウンドチェッカー free?

サウンドチェッカー is free to download, with no in-app purchases.

### Is Noise Meter free?

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

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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.*