# 音书教学 vs DarkBlock

The clearest difference is price: 音书教学 at Free against DarkBlock's $4.99. 音书教学 also leads on rating (5.0 vs 4.3) and iOS requirement (13.2 vs 15.0). DarkBlock's advantage is device support (4 vs 2) and ratings volume (3 vs 1). On update cadence, ads and in-app purchases there is nothing between them.

音书教学 is free to download; DarkBlock costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

音书教学 holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

音书教学 ships an update monthly, DarkBlock every 6 weeks. The most recent releases landed on June 4, 2026 and July 9, 2026 respectively.

## The numbers

| Metric | 音书教学 | DarkBlock |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1601775998/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/darkblock/id6686404503/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 83.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | — | Paid |
| Size | 10 MB | 1 MB |
| Requires iOS | **13.2** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Voibook Technology Co., Ltd](https://appshunter.io/developer/1188210982) | [金超 高](https://appshunter.io/developer/1768097432) |

## What reviewers say

### 音书教学

[App page](https://appshunter.io/ios/app/id1601775998)

**In-app purchases:** none


### DarkBlock

[App page](https://appshunter.io/ios/app/darkblock/id6686404503)

Enhance your browsing experience by permanently hiding unwanted websites from search results and enabling a dark mode in Safari. This utility app offers a cleaner, more focused way to navigate the web.

**Highlights:** Permanently hide websites from search results, Enable dark mode in Safari, Customizable browsing experience, Clean search results

**Features:** Safari Extension

**In-app purchases:** none


## Frequently asked questions

### Is 音书教学 free?

音书教学 is free to download, with no in-app purchases.

### Is DarkBlock free?

DarkBlock costs $4.99, with no in-app purchases.

### Which has better reviews, 音书教学 or DarkBlock?

音书教学 is rated higher. 音书教学 averages 5.0 out of 5 from 1 ratings, while DarkBlock averages 4.3 from 3 ratings.

### Do 音书教学 or DarkBlock have ads?

Neither 音书教学 nor DarkBlock shows ads.

### Which is updated more often, 音书教学 or DarkBlock?

音书教学 ships an update monthly, and DarkBlock every 6 weeks. Most recently, 音书教学 was updated on June 4, 2026 and DarkBlock on July 9, 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.*