# Black Box vs 应用软件锁

The clearest difference is in-app purchases: Black Box at none against 应用软件锁's 11. Black Box also leads on ads (none vs shown) and update cadence (every 3 days vs fortnightly). 应用软件锁's advantage is review sentiment (89% vs 67%). On price, device support and iOS requirement there is nothing between them.

Both are free to download. 应用软件锁 sells 10 in-app purchases, starting at $0.99 per 7 days. Black Box asks for nothing beyond the download.

Black Box ships an update every 3 days, 应用软件锁 fortnightly. The most recent releases landed on October 14, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Black Box | 应用软件锁 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (37 ratings)](https://appshunter.io/ios/app/black-box-lock-restrict-apps/id6547836962/reviews)** | — |
| Number of ratings | **37** | — |
| Positive reviews | 66.7% of reviews | **88.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 68 MB | 101 MB |
| Requires iOS | **16.0** | 16.1 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [俊涛 刘](https://appshunter.io/developer/1702439770) | [XMAN HONG KONG LIMITED](https://appshunter.io/developer/1627407248) |

## What reviewers say

### Black Box

[App page](https://appshunter.io/ios/app/black-box-lock-restrict-apps/id6547836962)

Secure your phone by locking and restricting access to sensitive applications. Protect your private data with advanced password protection and prevent unauthorized app usage or in-app purchases. Enjoy comprehensive digital privacy with an easy-to-use interface.

**Highlights:** App locking with password protection, App disappearance for hidden access, App usage restrictions, Secure privacy with advanced passwords, Payment locking for in-app purchases, Intuitive interface

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

**In-app purchases:** none


### 应用软件锁

[App page](https://appshunter.io/ios/app/app-lock-plus/id6738981551)

Secure your mobile apps and personal data with advanced locking features. Protect against unauthorized access, manage phone usage for children, and customize your device's appearance for enhanced privacy.

**Highlights:** App locking for privacy, Lending mode for shared devices, Anti-uninstallation protection, Customizable desktop icons, Local data processing for security, Child usage management

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly member | $0.99 | per 7 days |
| Monthly member | $1.99 | per month |
| 月度会员 | $1.99 | per month |
| 年度会员 | $3.99 | per year |
| Quarterly member | $7.99 | per 3 months |
| Quarterly member | $7.99 | per 3 months |
| Annual member | $24.99 | per year |
| Annual member | $24.99 | per year |
| Permanent Membership | $9.99 | one-time |
| Annual member | $24.99 | one-time |


## Frequently asked questions

### Is Black Box free?

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

### Is 应用软件锁 free?

应用软件锁 is free to download, with in-app purchases available.

### Do Black Box or 应用软件锁 have ads?

应用软件锁 shows ads; Black Box does not.

### Which is updated more often, Black Box or 应用软件锁?

Black Box ships an update every 3 days, and 应用软件锁 fortnightly. Most recently, Black Box was updated on October 14, 2026 and 应用软件锁 on October 2, 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.*