# X黑洞 vs PrivateVault

The clearest difference is update cadence: X黑洞 at daily against PrivateVault's every 6 weeks. X黑洞 also leads on iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. X黑洞 sells 4 in-app purchases, starting at $0.99 per month and PrivateVault sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

X黑洞 ships an update daily, PrivateVault every 6 weeks. The most recent releases landed on September 13, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | X黑洞 | PrivateVault |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 6 weeks |
| Size | 42 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [黎黎 席](https://appshunter.io/developer/1555182337) | [磊 刘](https://appshunter.io/developer/1892400556) |

## What reviewers say

### X黑洞

[App page](https://appshunter.io/ios/app/x/id6743829002)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月 | $0.99 | per month |
| 连续包季 | $2.99 | per 3 months |
| 连续包年 | $3.99 | per year |
| 终身会员 | $5.99 | one-time |


### PrivateVault

[App page](https://appshunter.io/ios/app/privatevault-encrypted-files/id6776260550)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PrivateVault - Encrypted Files ¥198 | $29.99 | one-time |
| Private Safe Full Version ¥ 298 | $39.99 | one-time |


## Frequently asked questions

### Is X黑洞 free?

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

### Is PrivateVault free?

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

### Do X黑洞 or PrivateVault have ads?

Neither X黑洞 nor PrivateVault shows ads.

### Which is updated more often, X黑洞 or PrivateVault?

X黑洞 ships an update daily, and PrivateVault every 6 weeks. Most recently, X黑洞 was updated on September 13, 2026 and PrivateVault on September 30, 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.*