# Black Box vs inLock

The clearest difference is rating: Black Box at 4.7 against inLock's 1.0. Black Box also leads on in-app purchases (none vs 3) and update cadence (every 3 days vs fortnightly). inLock's advantage is device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. inLock sells 3 in-app purchases, starting at $1.99 per month. Black Box asks for nothing beyond the download.

Black Box holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Black Box has 41 ratings behind it against 1, so its average is the more settled of the two.

Black Box ships an update every 3 days, inLock fortnightly. Both last shipped on October 30, 2026.

## The numbers

| Metric | Black Box | inLock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (41 ratings)](https://appshunter.io/ios/app/black-box-lock-restrict-apps/id6547836962/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/inlock-privacy-and-app-control/id6737824299/reviews) |
| Number of ratings | **41** | 1 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | **Free** | Freemium |
| Size | 68 MB | 8 MB |
| Requires iOS | 16.0 | 16 |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [俊涛 刘](https://appshunter.io/developer/1702439770) | [彩容 陈](https://appshunter.io/developer/1681704919) |

## 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


### inLock

[App page](https://appshunter.io/ios/app/inlock-privacy-and-app-control/id6737824299)

This app helps you manage your device usage by locking or blocking specific applications. Set custom rules based on time or location, and secure access with passwords, fingerprint, or facial recognition. It also offers features to prevent app installations and in-app purchases.

**Highlights:** Application grouping and management, Time and location-based rules, Password, fingerprint, and facial recognition, Prevent app installation/removal, Block in-app purchases, Secure payment passwords

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Annual | $8.99 | per year |
| Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is Black Box free?

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

### Is inLock free?

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

### Which has better reviews, Black Box or inLock?

Black Box is rated higher. Black Box averages 4.7 out of 5 from 41 ratings, while inLock averages 1.0 from 1 ratings.

### Do Black Box or inLock have ads?

Neither Black Box nor inLock shows ads.

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

Black Box ships an update every 3 days, and inLock fortnightly. Most recently, Black Box was updated on October 30, 2026 and inLock on October 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.*