# 知刷PRO vs 默写神器

The clearest difference is price: 知刷PRO at Free against 默写神器's $0.99. 知刷PRO also leads on iOS requirement (13.0 vs 17.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

知刷PRO is free to download; 默写神器 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

知刷PRO ships an update daily, 默写神器 every 2 days. The most recent releases landed on September 14, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | 知刷PRO | 默写神器 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 2 days |
| Size | 47 MB | 226 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Wanxing (shandong) Network Technology Co., Ltd.](https://appshunter.io/developer/1855806476) | [Shanghai Yuanfen Network Technology Co., Ltd.](https://appshunter.io/developer/1107220826) |

## What reviewers say

### 知刷PRO

[App page](https://appshunter.io/ios/app/pro/id6755715595)

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

**In-app purchases:** none


### 默写神器

[App page](https://appshunter.io/ios/app/id6779629673)

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

**In-app purchases:** none


## Frequently asked questions

### Is 知刷PRO free?

知刷PRO is free to download, with no in-app purchases.

### Is 默写神器 free?

默写神器 costs $0.99, with no in-app purchases.

### Do 知刷PRO or 默写神器 have ads?

Neither 知刷PRO nor 默写神器 shows ads.

### Which is updated more often, 知刷PRO or 默写神器?

知刷PRO ships an update daily, and 默写神器 every 2 days. Most recently, 知刷PRO was updated on September 14, 2026 and 默写神器 on September 21, 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.*