# Blank Black Screen vs Screen discipline

The clearest difference is update cadence: Blank Black Screen at every 2 days against Screen discipline's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Blank Black Screen sells 3 in-app purchases, starting at $0.99 per month and Screen discipline sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Blank Black Screen ships an update every 2 days, Screen discipline every 2 weeks. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Blank Black Screen | Screen discipline |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (19 ratings)](https://appshunter.io/ios/app/blank-black-screen/id6736843475/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 34 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | +4 | 12+ |
| Developer | [Morten Punnerud](https://appshunter.io/developer/969844397) | [Jens Gunnar Solli Thoresen](https://appshunter.io/developer/6771960386) |

## What reviewers say

### Blank Black Screen

[App page](https://appshunter.io/ios/app/blank-black-screen/id6736843475)

Enjoy videos without interruptions and save battery life. This app allows you to play videos and music with the screen locked, perfect for pocket use. Customize your viewing experience with a dimmable screen and adjustable clock.

**Highlights:** Distraction-free full-screen viewing, Power-saving screen dimming, Customizable clock display, Quick start and exit, Automatic settings memory, Picture-in-picture support

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced features monthly | $0.99 | per month |
| Advanced features yearly | $2.99 | per year |
| One-time all advanced features | $5.99 | one-time |


### Screen discipline

[App page](https://appshunter.io/ios/app/screen-discipline/id6771960384)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 15 min extension | $0.99 | one-time |
| Screen Discipline Pro | $3.99 | one-time |


## Frequently asked questions

### Is Blank Black Screen free?

Blank Black Screen is free to download, with in-app purchases available.

### Is Screen discipline free?

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

### Do Blank Black Screen or Screen discipline have ads?

Neither Blank Black Screen nor Screen discipline shows ads.

### Which is updated more often, Blank Black Screen or Screen discipline?

Blank Black Screen ships an update every 2 days, and Screen discipline every 2 weeks. Most recently, Blank Black Screen was updated on October 19, 2026 and Screen discipline on October 9, 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.*