# 挑战24点-益智休闲 — 益智、娱乐、挑战、休闲

> Math puzzle game to calculate 24 using arithmetic operations. (iPhone/iPad app by 珍珍 张.)

- Source: https://appshunter.io/ios/app/24/id1610914130 (this page in markdown: same URL + `.md`)
- Developer: [珍珍 张](https://appshunter.io/developer/1607946529)
- Category: Entertainment, Utilities
- Price: Free with in-app purchases
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 9+
- Requires: iOS 13.0 · 18 MB
- Languages: American English
- Released: 2022-02-24
- Data updated: 2026-08-28
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/24/id1610914130/reviews.md

## What is 挑战24点?

24 points is a kind of puzzle and entertainment mini game to be played. 
The rules are as follows: use addition, subtraction, multiplication, division and parentheses to obtain 24. Each card must be used once, but cannot be used repeatedly. 
App Provide Functions:
1. random number to calculate 24
2. get hint
3. choose challenge degree
4. check challenge record, share to others
5. custom card image

## Key features

- Calculate 24 using arithmetic
- Get hints for solutions
- Choose challenge difficulty
- Track challenge records
- Share progress
- Custom card images

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| 每日提示无限制 | $0.99 | one-time |
| 自定义卡片皮肤 | $0.99 | one-time |
| 终身高级版 | $1.99 | one-time |



## Frequently asked questions about 挑战24点

### What are the rules of 24点?

The goal is to use the four provided numbers exactly once with addition, subtraction, multiplication, and division, along with parentheses, to arrive at the number 24.

### Does 24点 offer help if I get stuck?

Yes, the app provides a hint function to assist you when you are having trouble finding a solution.

### Can I adjust the difficulty in 24点?

Absolutely. The app allows you to choose your desired challenge degree, catering to different skill levels.

### How can I track my performance in 24点?

You can check your challenge record within the app to monitor your progress and see how many puzzles you have successfully solved.

### Is 24点 suitable for younger players?

The app has an age rating of 9+, making it appropriate for children and adults who enjoy number puzzles.

### What devices does 24点 support?

24点 is available on iPhone and iPod devices.

### How often is 24点 updated?

The app was last updated on January 5, 2026, with version 1.0.7. Future updates may be released to improve the game.

### Does 24点 have ads?

No, 24点 does not contain advertisements, allowing for an uninterrupted gaming experience.

## Version history (last 5 releases)

### 1.0.7 — 2026-01-05

- 新增了主题切换
- 修复了已知问题

### 1.0.6 — 2023-04-26

修复了一些问题。

### 1.0.5 — 2023-02-10

修复了崩溃问题

### 1.0.4 — 2023-01-31

1. 新增数字范围选择，最大支持32以内的数字随机
2. 增加难度和数字范围关联逻辑

### 1.0.3 — 2023-01-30

横屏不兼容修改; 
崩溃修改;

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## More apps by 珍珍 张

- [水印相机-简单好用](https://appshunter.io/ios/app/id1607957232)
- [短信狗卫士](https://appshunter.io/ios/app/id6447949251)
- [GenerateQR-Extension](https://appshunter.io/ios/app/generateqr-extension/id6449968199)
- [JSON格式化](https://appshunter.io/ios/app/json/id6450169970)
- [Bright Ideas-Blue sky thinking](https://appshunter.io/ios/app/bright-ideas-blue-sky-thinking/id6455787727)

All apps by 珍珍 张: https://appshunter.io/developer/1607946529

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-28.*