# Ototabi vs ホワイトノイズ・環境音・睡眠BGM (音凪)

The clearest difference is update cadence: ホワイトノイズ・環境音・睡眠BGM (音凪) at every 6 days against Ototabi's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Ototabi sells 2 in-app purchases, starting at $0.99 per month and ホワイトノイズ・環境音・睡眠BGM (音凪) sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Ototabi ships an update every 3 months, ホワイトノイズ・環境音・睡眠BGM (音凪) every 6 days. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Ototabi | ホワイトノイズ・環境音・睡眠BGM (音凪) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 6 days** |
| Size | 175 MB | 159 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ryogo Owashi](https://appshunter.io/developer/1852190898) | [hiroaki suzuki](https://appshunter.io/developer/1477004044) |

## What reviewers say

### Ototabi

[App page](https://appshunter.io/ios/app/ototabi-sleep-and-nature-sounds/id6761985329)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| オトタビ Premium | $0.99 | per month |
| オトタビ Premium | $22.99 | one-time |


### ホワイトノイズ・環境音・睡眠BGM (音凪)

[App page](https://appshunter.io/ios/app/bgm/id6766044501)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Otonagi Pro | $3.99 | one-time |


## Frequently asked questions

### Is Ototabi free?

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

### Is ホワイトノイズ・環境音・睡眠BGM (音凪) free?

ホワイトノイズ・環境音・睡眠BGM (音凪) is free to download, with in-app purchases available.

### Do Ototabi or ホワイトノイズ・環境音・睡眠BGM (音凪) have ads?

Both Ototabi and ホワイトノイズ・環境音・睡眠BGM (音凪) show ads.

### Which is updated more often, Ototabi or ホワイトノイズ・環境音・睡眠BGM (音凪)?

Ototabi ships an update every 3 months, and ホワイトノイズ・環境音・睡眠BGM (音凪) every 6 days. Most recently, Ototabi was updated on October 31, 2026 and ホワイトノイズ・環境音・睡眠BGM (音凪) on October 29, 2026.

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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.*