# サウンドチェッカー vs Decibel Kit

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

Both are free to download. Decibel Kit 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 | Decibel Kit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 2 weeks |
| Size | 27 MB | 21 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Yujiro Sakai](https://appshunter.io/developer/1888860081) | [Signet LLC](https://appshunter.io/developer/1880910401) |

## 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


### Decibel Kit

[App page](https://appshunter.io/ios/app/decibel-kit-noise-dosimeter/id6776589152)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Decibel Kit Pro | $2.99 | 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 Decibel Kit free?

Decibel Kit 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.*