# 华岱软件 vs 随机数

The clearest difference is in-app purchases: 华岱软件 at none against 随机数's 2. 华岱软件 also leads on ads (none vs shown) and iOS requirement (8.2 vs 15.0). 随机数's advantage is update cadence (every 3 weeks vs every 5 months). On price and device support there is nothing between them.

Both are free to download. 随机数 sells 2 in-app purchases, starting at $1.99 per 3 months. 华岱软件 asks for nothing beyond the download.

华岱软件 ships an update every 5 months, 随机数 every 3 weeks. The most recent releases landed on September 18, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | 华岱软件 | 随机数 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Size | 2 MB | 17 MB |
| Requires iOS | **8.2** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [建生 黄](https://appshunter.io/developer/992207550) | [魁鹏 宋](https://appshunter.io/developer/977980685) |

## What reviewers say

### 华岱软件

[App page](https://appshunter.io/ios/app/id6504397738)

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

**In-app purchases:** none


### 随机数

[App page](https://appshunter.io/ios/app/id6581490621)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 季度会员 | $1.99 | per 3 months |
| 永久会员 | $9.99 | one-time |


## Frequently asked questions

### Is 华岱软件 free?

华岱软件 is free to download, with no in-app purchases.

### Is 随机数 free?

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

### Do 华岱软件 or 随机数 have ads?

随机数 shows ads; 华岱软件 does not.

### Which is updated more often, 华岱软件 or 随机数?

华岱软件 ships an update every 5 months, and 随机数 every 3 weeks. Most recently, 华岱软件 was updated on September 18, 2026 and 随机数 on October 12, 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.*