# Black Box vs ScreenIQ

The clearest difference is in-app purchases: Black Box at none against ScreenIQ's 2. Black Box also leads on update cadence (every 3 days vs every 11 days) and iOS requirement (16.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. ScreenIQ sells 2 in-app purchases, starting at $5.99 per month. Black Box asks for nothing beyond the download.

Black Box ships an update every 3 days, ScreenIQ every 11 days. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Black Box | ScreenIQ |
| --- | --- | --- |
| 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 | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 11 days |
| Monetization | Free | — |
| Size | 68 MB | 22 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [俊涛 刘](https://appshunter.io/developer/1702439770) | [Dan Arfi](https://appshunter.io/developer/1732517253) |

## 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


### ScreenIQ

[App page](https://appshunter.io/ios/app/screeniq-focus-screen-time/id6744276054)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $5.99 | per month |
| Annual Subscription | $39.99 | per year |


## Frequently asked questions

### Is Black Box free?

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

### Is ScreenIQ free?

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

### Do Black Box or ScreenIQ have ads?

Neither Black Box nor ScreenIQ shows ads.

### Which is updated more often, Black Box or ScreenIQ?

Black Box ships an update every 3 days, and ScreenIQ every 11 days. Most recently, Black Box was updated on October 14, 2026 and ScreenIQ on October 8, 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.*