# 书中课堂 vs Masterix

The clearest difference is iOS requirement: 书中课堂 at 9.3 against Masterix's 17.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 书中课堂 sells 8 one-off in-app purchases and Masterix sells 2 in-app purchases, starting at $4.49 per month. Whichever you choose, the download price is not the number that matters.

书中课堂 ships an update monthly, Masterix every 2 months. The most recent releases landed on October 6, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 书中课堂 | Masterix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id1005029377/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 47 MB | 188 MB |
| Requires iOS | **9.3** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hangzhou Dayread Communications Co., Ltd.](https://appshunter.io/developer/1005029376) | [Evgeny Stanovoy](https://appshunter.io/developer/1139354260) |

## What reviewers say

### 书中课堂

[App page](https://appshunter.io/ios/app/id1005029377)

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1DayreadCoin | $0.99 | one-time |
| 6DayreadCoin | $0.99 | one-time |
| 45DayreadCoin | $6.99 | one-time |
| 68DayreadCoin | $9.99 | one-time |
| 118DayreadCoin | $17.99 | one-time |
| 198DayreadCoin | $29.99 | one-time |
| 348DayreadCoin | $54.99 | one-time |
| 648DayreadCoin | $99.99 | one-time |


### Masterix

[App page](https://appshunter.io/ios/app/masterix/id1448922801)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Monthly | $4.49 | per month |
| Premium - Yearly | $17.49 | per year |


## Frequently asked questions

### Is 书中课堂 free?

书中课堂 is free to download, with in-app purchases available.

### Is Masterix free?

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

### Do 书中课堂 or Masterix have ads?

Neither 书中课堂 nor Masterix shows ads.

### Which is updated more often, 书中课堂 or Masterix?

书中课堂 ships an update monthly, and Masterix every 2 months. Most recently, 书中课堂 was updated on October 6, 2026 and Masterix on October 10, 2026.

---

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