# 九章 vs Random Number Generator Kit

The clearest difference is update cadence: Random Number Generator Kit at monthly against 九章's every 5 months. 九章's advantage is iOS requirement (9.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

九章 ships an update every 5 months, Random Number Generator Kit monthly. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 九章 | Random Number Generator Kit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Size | 19 MB | 9 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Di'an Software Tech Co.,Ltd.](https://appshunter.io/developer/726881721) | [Sarah Khosravani](https://appshunter.io/developer/1896519294) |

## What reviewers say

### 九章

[App page](https://appshunter.io/ios/app/id1515534654)

**Features:** macOS Compatibility

**In-app purchases:** none


### Random Number Generator Kit

[App page](https://appshunter.io/ios/app/random-number-generator-kit/id6772885334)

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

**In-app purchases:** none


## Frequently asked questions

### Is 九章 free?

九章 is free to download, with no in-app purchases.

### Is Random Number Generator Kit free?

Random Number Generator Kit is free to download, with no in-app purchases.

### Do 九章 or Random Number Generator Kit have ads?

Neither 九章 nor Random Number Generator Kit shows ads.

### Which is updated more often, 九章 or Random Number Generator Kit?

九章 ships an update every 5 months, and Random Number Generator Kit monthly. Most recently, 九章 was updated on October 9, 2026 and Random Number Generator Kit on October 7, 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.*