# Doctor OLED X vs 3DMark

The clearest difference is price: 3DMark at Free against Doctor OLED X's $1.99. 3DMark also leads on in-app purchases (none vs 1) and iOS requirement (15.0 vs 18.0). On rating, review sentiment, ratings volume and update cadence there is nothing between them.

3DMark is free to download; Doctor OLED X costs $1.99 up front. Doctor OLED X sells 1 one-off in-app purchase. 3DMark asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.1 for Doctor OLED X against 4.0 for 3DMark. Both are backed by a comparable volume of ratings — 74 and 86 respectively. Written reviews are what separate them: 46% of Doctor OLED X's written reviews are positive against 53% of 3DMark's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 22, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Doctor OLED X | 3DMark |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.1 (74 ratings)](https://appshunter.io/ios/app/doctor-oled-x/id1316194421/reviews)** | [4.0 (86 ratings)](https://appshunter.io/ios/app/3dmark/id1512372293/reviews) |
| Number of ratings | 74 | **86** |
| Positive reviews | 46.2% of reviews | **52.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 583 MB | 2.0 GB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Robin Bollen](https://appshunter.io/developer/1154965245) | [Underwriters Laboratories Inc.](https://appshunter.io/developer/341275025) |

## What reviewers say

### Doctor OLED X

[App page](https://appshunter.io/ios/app/doctor-oled-x/id1316194421)

Visually inspect your OLED screen for signs of image persistence or burn-in. This app helps you identify potential screen defects before buying or selling a device, and offers tips on screen care. It also includes demo videos for Dolby Vision, HDR 10, and Dolby Atmos audio.

**Highlights:** OLED screen burn-in detection, Image persistence visual check, Screen care tips, Dolby Vision demo, HDR 10 demo, Dolby Atmos audio tests

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### 3DMark

[App page](https://appshunter.io/ios/app/3dmark/id1512372293)

Benchmark your iOS device to measure and compare its graphics performance. Test the latest iPhones and iPads with various demanding game-like scenes, including ray tracing, to understand real-world gaming capabilities and track performance changes over time.

**Highlights:** GPU performance testing, Ray tracing benchmarks, Gaming workload simulations, Cross-platform comparisons, Stress testing for sustained performance, Device performance rankings, Performance change tracking

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Doctor OLED X free?

Doctor OLED X costs $1.99, and also offers in-app purchases.

### Is 3DMark free?

3DMark is free to download, with no in-app purchases.

### Which has better reviews, Doctor OLED X or 3DMark?

Doctor OLED X is rated higher. Doctor OLED X averages 4.1 out of 5 from 74 ratings, while 3DMark averages 4.0 from 86 ratings.

### Do Doctor OLED X or 3DMark have ads?

Neither Doctor OLED X nor 3DMark shows ads.

### Which is updated more often, Doctor OLED X or 3DMark?

Doctor OLED X ships an update every 2 months, and 3DMark every 2 months. Most recently, Doctor OLED X was updated on October 22, 2026 and 3DMark on October 21, 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.*