# 超级私密笔记 vs 随机数

The clearest difference is update cadence: 随机数 at every 5 days against 超级私密笔记's every 2 months. 超级私密笔记's advantage is iOS requirement (12.0 vs 16). 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.

超级私密笔记 ships an update every 2 months, 随机数 every 5 days. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | 超级私密笔记 | 随机数 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Size | 110 MB | 15 MB |
| Requires iOS | **12.0** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [金平 贾](https://appshunter.io/developer/921563113) | [志雄 黄](https://appshunter.io/developer/1877111087) |

## What reviewers say

### 超级私密笔记

[App page](https://appshunter.io/ios/app/id6450769205)

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

**In-app purchases:** none


### 随机数

[App page](https://appshunter.io/ios/app/id6760404075)

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

**In-app purchases:** none


## Frequently asked questions

### Is 超级私密笔记 free?

超级私密笔记 is free to download, with no in-app purchases.

### Is 随机数 free?

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

### Do 超级私密笔记 or 随机数 have ads?

Both 超级私密笔记 and 随机数 show ads.

### Which is updated more often, 超级私密笔记 or 随机数?

超级私密笔记 ships an update every 2 months, and 随机数 every 5 days. Most recently, 超级私密笔记 was updated on October 10, 2026 and 随机数 on October 9, 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.*