# ブラウンノイズ vs 吸音材ナビ 残響・RT60測定

The clearest difference is in-app purchases: ブラウンノイズ at none against 吸音材ナビ 残響・RT60測定's 1. ブラウンノイズ also leads on device support (3 vs 1) and iOS requirement (12.0 vs 18.0). On price and ads there is nothing between them.

Both are free to download. 吸音材ナビ 残響・RT60測定 sells 1 one-off in-app purchase. ブラウンノイズ asks for nothing beyond the download.

## The numbers

| Metric | ブラウンノイズ | 吸音材ナビ 残響・RT60測定 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 weeks |
| Monetization | Free | — |
| Size | 73 MB | 2 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [naoya onami](https://appshunter.io/developer/1653103622) | [Shuhei Yamamoto](https://appshunter.io/developer/1896725589) |

## What reviewers say

### ブラウンノイズ

[App page](https://appshunter.io/ios/app/id6630387869)

This app generates various ambient sounds like brown noise and white noise to aid concentration, relaxation, or sleep. It includes a timer function for focused sessions and offers a selection of natural and environmental soundscapes.

**Highlights:** Brown noise generation, White noise generation, Pink noise generation, Natural soundscapes (rain, river), Environmental soundscapes (storm, train), Timer function, Focus and relaxation aid

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

**In-app purchases:** none


### 吸音材ナビ 残響・RT60測定

[App page](https://appshunter.io/ios/app/rt60/id6787505910)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro（買い切り） | $9.99 | one-time |


## Frequently asked questions

### Is ブラウンノイズ free?

ブラウンノイズ is free to download, with no in-app purchases.

### Is 吸音材ナビ 残響・RT60測定 free?

吸音材ナビ 残響・RT60測定 is free to download, with in-app purchases available.

### Do ブラウンノイズ or 吸音材ナビ 残響・RT60測定 have ads?

Neither ブラウンノイズ nor 吸音材ナビ 残響・RT60測定 shows ads.

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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.*