# bad pixel check vs Dead Pixel Test

The clearest difference is in-app purchases: bad pixel check at none against Dead Pixel Test's 3. bad pixel check also leads on ads (none vs shown) and iOS requirement (12.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Dead Pixel Test sells 3 in-app purchases, starting at $1.99 per month. bad pixel check asks for nothing beyond the download.

## The numbers

| Metric | bad pixel check | Dead Pixel Test |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dead-pixel-test-screen-check/id6760838375/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 31 MB | 9 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Haiming Yao](https://appshunter.io/developer/1866645487) | [BULPARA TEKNOLOJI LIMITED SIRKETI](https://appshunter.io/developer/1552593177) |

## What reviewers say

### bad pixel check

[App page](https://appshunter.io/ios/app/bad-pixel-check/id6757399674)

**Features:** macOS Compatibility

**In-app purchases:** none


### Dead Pixel Test

[App page](https://appshunter.io/ios/app/dead-pixel-test-screen-check/id6760838375)

Diagnose your device's screen for issues like dead pixels, burn-in, and touch response. Offers comprehensive tests and reports, with a Pro version for advanced features and pre-purchase inspections. Prioritizes user privacy with on-device processing.

**Highlights:** Dead pixel detection, Touch screen testing, OLED burn-in detection, Refresh rate and response time checks, Color accuracy and gamut testing, Screen uniformity analysis, Pixel fix tool

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| Premium Weekly | $1.99 | per 7 days |
| Premium Annual | $24.99 | per year |


## Frequently asked questions

### Is bad pixel check free?

bad pixel check is free to download, with no in-app purchases.

### Is Dead Pixel Test free?

Dead Pixel Test is free to download, with in-app purchases available.

### Do bad pixel check or Dead Pixel Test have ads?

Dead Pixel Test shows ads; bad pixel check does not.

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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.*