# 四化飞星 vs Quantum Intelligence

The clearest difference is price: Quantum Intelligence at Free against 四化飞星's $59.99. Quantum Intelligence also leads on update cadence (weekly vs monthly). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Quantum Intelligence is free to download; 四化飞星 costs $59.99 up front. Neither carries in-app purchases, so what you see is what you pay.

四化飞星 ships an update monthly, Quantum Intelligence weekly. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 四化飞星 | Quantum Intelligence |
| --- | --- | --- |
| Price | $59.99 | **Free** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 10 MB | 27 MB |
| Requires iOS | **13** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Hoong Wei Chin](https://appshunter.io/developer/1249621265) | [DIGITALBANK PTE LTD](https://appshunter.io/developer/1468438485) |

## What reviewers say

### 四化飞星

[App page](https://appshunter.io/ios/app/id1249621266)

**Features:** Vision Pro support

**In-app purchases:** none


### Quantum Intelligence

[App page](https://appshunter.io/ios/app/quantum-intelligence/id6480342604)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 四化飞星 free?

四化飞星 costs $59.99, with no in-app purchases.

### Is Quantum Intelligence free?

Quantum Intelligence is free to download, with no in-app purchases.

### Do 四化飞星 or Quantum Intelligence have ads?

Neither 四化飞星 nor Quantum Intelligence shows ads.

### Which is updated more often, 四化飞星 or Quantum Intelligence?

四化飞星 ships an update monthly, and Quantum Intelligence weekly. Most recently, 四化飞星 was updated on October 15, 2026 and Quantum Intelligence on October 8, 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.*