# 随密 vs 鱼符 Yulyph

The clearest difference is in-app purchases: 鱼符 Yulyph at none against 随密's 4. 随密's advantage is update cadence (every 4 days vs weekly) and iOS requirement (7.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. 随密 sells 4 one-off in-app purchases. 鱼符 Yulyph asks for nothing beyond the download.

随密 ships an update every 4 days, 鱼符 Yulyph weekly. The most recent releases landed on October 10, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | 随密 | 鱼符 Yulyph |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/id1075789368/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 23 MB | 4 MB |
| Requires iOS | **7.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Suimeng](https://appshunter.io/developer/875254188) | [佩珅 李](https://appshunter.io/developer/1887198953) |

## What reviewers say

### 随密

[App page](https://appshunter.io/ios/app/id1075789368)

Share your thoughts and secrets freely with customizable encryption. Choose from various methods to secure your messages before posting them on social media or sharing with specific individuals. Create your own private language.

**Highlights:** Customizable encryption methods, Basic encryption, Shuffled encryption, Ingmar encryption (daily key change), VIP encryption (user-defined), Share secrets on social media, Private communication with others

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6元 = 10次 | $0.99 | one-time |
| 12元 = 25次 | $1.99 | one-time |
| 30元 = 60次 | $4.99 | one-time |
| 98元 = 250次 | $14.99 | one-time |


### 鱼符 Yulyph

[App page](https://appshunter.io/ios/app/yulyph/id6761293030)

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

**In-app purchases:** none


## Frequently asked questions

### Is 随密 free?

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

### Is 鱼符 Yulyph free?

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

### Do 随密 or 鱼符 Yulyph have ads?

Neither 随密 nor 鱼符 Yulyph shows ads.

### Which is updated more often, 随密 or 鱼符 Yulyph?

随密 ships an update every 4 days, and 鱼符 Yulyph weekly. Most recently, 随密 was updated on October 10, 2026 and 鱼符 Yulyph on October 28, 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.*