# シンプル体重管理 vs そいね：眠れる朗読と睡眠音楽

The clearest difference is in-app purchases: シンプル体重管理 at none against そいね：眠れる朗読と睡眠音楽's 2. シンプル体重管理 also leads on iOS requirement (15.6 vs 26.2). そいね：眠れる朗読と睡眠音楽's advantage is ads (none vs shown) and update cadence (every 2 days vs every 3 months). On price and device support there is nothing between them.

Both are free to download. そいね：眠れる朗読と睡眠音楽 sells 2 in-app purchases, starting at $2.99 per month. シンプル体重管理 asks for nothing beyond the download.

シンプル体重管理 ships an update every 3 months, そいね：眠れる朗読と睡眠音楽 every 2 days. The most recent releases landed on October 28, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | シンプル体重管理 | そいね：眠れる朗読と睡眠音楽 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 2 days** |
| Size | 20 MB | 210 MB |
| Requires iOS | **15.6** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Seiji Kato](https://appshunter.io/developer/1657847876) | [Ryosuke Takeda](https://appshunter.io/developer/6775675439) |

## What reviewers say

### シンプル体重管理

[App page](https://appshunter.io/ios/app/id6469408395)

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

**In-app purchases:** none


### そいね：眠れる朗読と睡眠音楽

[App page](https://appshunter.io/ios/app/id6775675437)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月額プラン | $2.99 | per month |
| 年額プラン | $22.99 | per year |


## Frequently asked questions

### Is シンプル体重管理 free?

シンプル体重管理 is free to download, with no in-app purchases.

### Is そいね：眠れる朗読と睡眠音楽 free?

そいね：眠れる朗読と睡眠音楽 is free to download, with in-app purchases available.

### Do シンプル体重管理 or そいね：眠れる朗読と睡眠音楽 have ads?

シンプル体重管理 shows ads; そいね：眠れる朗読と睡眠音楽 does not.

### Which is updated more often, シンプル体重管理 or そいね：眠れる朗読と睡眠音楽?

シンプル体重管理 ships an update every 3 months, and そいね：眠れる朗読と睡眠音楽 every 2 days. Most recently, シンプル体重管理 was updated on October 28, 2026 and そいね：眠れる朗読と睡眠音楽 on October 20, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*