# 智能备授课 vs King Math 24

The clearest difference is in-app purchases: 智能备授课 at none against King Math 24's 4. 智能备授课 also leads on ads (none vs shown) and iOS requirement (11.0 vs 13.0). King Math 24's advantage is device support (3 vs 1). On price and update cadence there is nothing between them.

Both are free to download. King Math 24 sells 4 one-off in-app purchases. 智能备授课 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | 智能备授课 | King Math 24 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Size | 47 MB | 207 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tianwen Digital Media Technology (Hunan) Co., Ltd.](https://appshunter.io/developer/914355118) | [Shenzhen Jiajiaoshuo Network Technology Co., Ltd](https://appshunter.io/developer/541375915) |

## What reviewers say

### 智能备授课

[App page](https://appshunter.io/ios/app/id1544013121)

**Features:** macOS Compatibility

**In-app purchases:** none


### King Math 24

[App page](https://appshunter.io/ios/app/king-math-24/id1544648283)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 提示道具 | $0.29 | one-time |
| Buy Hints | $0.99 | one-time |
| Remove Ads | $0.99 | one-time |
| 精致礼包 | $1.99 | one-time |


## Frequently asked questions

### Is 智能备授课 free?

智能备授课 is free to download, with no in-app purchases.

### Is King Math 24 free?

King Math 24 is free to download, with in-app purchases available.

### Do 智能备授课 or King Math 24 have ads?

King Math 24 shows ads; 智能备授课 does not.

### Which is updated more often, 智能备授课 or King Math 24?

智能备授课 ships an update every 2 months, and King Math 24 every 2 months. Most recently, 智能备授课 was updated on November 3, 2026 and King Math 24 on November 3, 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.*