# 私密相册 vs SudoVault

The clearest difference is in-app purchases: SudoVault at none against 私密相册's 2. 私密相册's advantage is ads (none vs shown) and iOS requirement (15.6 vs 17.6). On price, update cadence and device support there is nothing between them.

Both are free to download. 私密相册 sells 2 in-app purchases, starting at $4.99 per 7 days. SudoVault asks for nothing beyond the download.

私密相册 ships an update every 9 days, SudoVault every 2 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | 私密相册 | SudoVault |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 2 weeks |
| Size | 17 MB | 4 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [燕纯 姚](https://appshunter.io/developer/1837441679) | [会通 王](https://appshunter.io/developer/1739161723) |

## What reviewers say

### 私密相册

[App page](https://appshunter.io/ios/app/and/id6758133322)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 私密相册限时优惠 | $4.99 | per 7 days |
| 私密相册特价优惠 | $19.99 | one-time |


### SudoVault

[App page](https://appshunter.io/ios/app/sudovault-private-photo-vault/id6797403244)

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

**In-app purchases:** none


## Frequently asked questions

### Is 私密相册 free?

私密相册 is free to download, with in-app purchases available.

### Is SudoVault free?

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

### Do 私密相册 or SudoVault have ads?

SudoVault shows ads; 私密相册 does not.

### Which is updated more often, 私密相册 or SudoVault?

私密相册 ships an update every 9 days, and SudoVault every 2 weeks. Most recently, 私密相册 was updated on October 31, 2026 and SudoVault on October 31, 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.*