# 赚赚24点 vs 灵线

The clearest difference is in-app purchases: 赚赚24点 at none against 灵线's 2. 赚赚24点 also leads on iOS requirement (13.0 vs 18.6). 灵线's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. 灵线 sells 2 in-app purchases, starting at $4.99 per month. 赚赚24点 asks for nothing beyond the download.

赚赚24点 ships an update every 4 days, 灵线 every 3 days. The most recent releases landed on October 2, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | 赚赚24点 | 灵线 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Ad-supported | — |
| Size | 24 MB | 28 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [浩 余](https://appshunter.io/developer/1476688075) | [Hefei Yi Qicheng Technology Co., Ltd.](https://appshunter.io/developer/1895580826) |

## What reviewers say

### 赚赚24点

[App page](https://appshunter.io/ios/app/24/id1658265447)

A puzzle card game designed to enhance cognitive skills like reaction time, mathematical sensitivity, and logical thinking. Players use four number cards with basic arithmetic operations to reach a target of 24. It's suitable for families, students, and anyone looking to sharpen their mental acuity.

**Highlights:** Four-card number puzzles, Use addition, subtraction, multiplication, division, Achieve a result of 24, Enhance reaction time, Improve logical thinking, Suitable for all ages

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

**In-app purchases:** none


### 灵线

[App page](https://appshunter.io/ios/app/pdfai/id6763971571)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度订阅 | $4.99 | per month |
| 年度订阅 | $39.99 | per year |


## Frequently asked questions

### Is 赚赚24点 free?

赚赚24点 is free to download, with no in-app purchases.

### Is 灵线 free?

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

### Do 赚赚24点 or 灵线 have ads?

赚赚24点 shows ads; 灵线 does not.

### Which is updated more often, 赚赚24点 or 灵线?

赚赚24点 ships an update every 4 days, and 灵线 every 3 days. Most recently, 赚赚24点 was updated on October 2, 2026 and 灵线 on September 16, 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.*