# Dead Pixel Test vs NOCTA

The clearest difference is ads: NOCTA at none against Dead Pixel Test's shown. On price, update cadence, in-app purchases 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 7 days and NOCTA sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Dead Pixel Test | NOCTA |
| --- | --- | --- |
| 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 | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 35 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | +4 | 4+ |
| Developer | [BULPARA TEKNOLOJI LIMITED SIRKETI](https://appshunter.io/developer/1552593177) | [Furkan Ozgurluk](https://appshunter.io/developer/1871483624) |

## What reviewers say

### 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 Weekly | $1.99 | per 7 days |
| Premium Monthly | $4.99 | per month |
| Premium Annual | $24.99 | per year |


### NOCTA

[App page](https://appshunter.io/ios/app/nocta-ultra-pro-flashlight/id6807130001)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nocta Premium | $3.99 | one-time |


## Frequently asked questions

### Is Dead Pixel Test free?

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

### Is NOCTA free?

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

### Do Dead Pixel Test or NOCTA have ads?

Dead Pixel Test shows ads; NOCTA does not.

### Which is updated more often, Dead Pixel Test or NOCTA?

Dead Pixel Test ships an update every 3 weeks, and NOCTA every 3 weeks. Most recently, Dead Pixel Test was updated on October 31, 2026 and NOCTA on October 29, 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.*