# 白噪音宝宝助眠安抚宝 vs 课本读

The clearest difference is in-app purchases: 课本读 at none against 白噪音宝宝助眠安抚宝's 3. 课本读 also leads on ads (none vs shown) and update cadence (fortnightly vs every 5 months). 白噪音宝宝助眠安抚宝's advantage is iOS requirement (12.0 vs 18.0). On price and device support there is nothing between them.

Both are free to download. 白噪音宝宝助眠安抚宝 sells 3 in-app purchases, starting at $2.99 per month. 课本读 asks for nothing beyond the download.

白噪音宝宝助眠安抚宝 ships an update every 5 months, 课本读 fortnightly. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 白噪音宝宝助眠安抚宝 | 课本读 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ai/id6762322613/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 67 MB | 33 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [春文 姜](https://appshunter.io/developer/1623567586) | [东 刘](https://appshunter.io/developer/1510477001) |

## What reviewers say

### 白噪音宝宝助眠安抚宝

[App page](https://appshunter.io/ios/app/id6476086283)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员订阅 | $2.99 | per month |
| 季度会员订阅 | $3.99 | per 3 months |
| 年度会员 | $4.99 | per year |


### 课本读

[App page](https://appshunter.io/ios/app/ai/id6762322613)

This app uses OCR technology to recognize English words from textbook pages. It provides phonetic symbols, Chinese definitions, and native American pronunciation for each word. Users can manage textbooks, edit information, and zoom in for clarity, making English learning more efficient and engaging.

**Highlights:** OCR text recognition, Phonetic symbols and definitions, Native American pronunciation, Textbook and unit management, Manual editing and correction, Zoom functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is 白噪音宝宝助眠安抚宝 free?

白噪音宝宝助眠安抚宝 is free to download, with in-app purchases available.

### Is 课本读 free?

课本读 is free to download, with no in-app purchases.

### Do 白噪音宝宝助眠安抚宝 or 课本读 have ads?

白噪音宝宝助眠安抚宝 shows ads; 课本读 does not.

### Which is updated more often, 白噪音宝宝助眠安抚宝 or 课本读?

白噪音宝宝助眠安抚宝 ships an update every 5 months, and 课本读 fortnightly. Most recently, 白噪音宝宝助眠安抚宝 was updated on October 11, 2026 and 课本读 on October 16, 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.*