# UM_Meter vs 3DMark

The clearest difference is rating: 3DMark at 4.0 against UM_Meter's 2.4. 3DMark also leads on review sentiment (53% vs 23%) and ratings volume (86 vs 17). UM_Meter's advantage is update cadence (every 4 days vs every 2 months) and iOS requirement (8.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

3DMark holds the better App Store score, 4.0 against 2.4. That said, the two scores are not equally well evidenced: 3DMark has 86 ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 23% of UM_Meter's written reviews are positive against 53% of 3DMark's.

UM_Meter ships an update every 4 days, 3DMark every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | UM_Meter | 3DMark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.4 (17 ratings)](https://appshunter.io/ios/app/um-meter/id1439150213/reviews) | **[4.0 (86 ratings)](https://appshunter.io/ios/app/3dmark/id1512372293/reviews)** |
| Number of ratings | 17 | **86** |
| Positive reviews | 23.3% of reviews | **52.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 months |
| Monetization | Free | Free |
| Size | 29 MB | 2.0 GB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [亮亮 刘](https://appshunter.io/developer/1439150212) | [Underwriters Laboratories Inc.](https://appshunter.io/developer/341275025) |

## What reviewers say

### UM_Meter

[App page](https://appshunter.io/ios/app/um-meter/id1439150213)

This utility app connects to a USB tester via Bluetooth to display data and system operations. It also offers data storage and sharing capabilities.

**Highlights:** Bluetooth connectivity to USB tester, Real-time data display, System operation monitoring, Data storage, Data sharing

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 UM_Meter free?

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

### Is 3DMark free?

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

### Which has better reviews, UM_Meter or 3DMark?

3DMark is rated higher. UM_Meter averages 2.4 out of 5 from 17 ratings, while 3DMark averages 4.0 from 86 ratings.

### Do UM_Meter or 3DMark have ads?

Neither UM_Meter nor 3DMark shows ads.

### Which is updated more often, UM_Meter or 3DMark?

UM_Meter ships an update every 4 days, and 3DMark every 2 months. Most recently, UM_Meter was updated on November 2, 2026 and 3DMark on November 3, 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.*