# Umetrix Data vs TEMS™ OnDevice

The clearest difference is iOS requirement: TEMS™ OnDevice at 14.0 against Umetrix Data's 16.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Umetrix Data ships an update every 5 months, TEMS™ OnDevice every 6 months. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Umetrix Data | TEMS™ OnDevice |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (5 ratings)](https://appshunter.io/ios/app/umetrix-data/id352645249/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 6 months |
| Monetization | Free | — |
| Size | 30 MB | 9 MB |
| Requires iOS | 16.6 | **14.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Spirent Communications, Inc.](https://appshunter.io/developer/352645252) | [InfoVista](https://appshunter.io/developer/417612552) |

## What reviewers say

### Umetrix Data

[App page](https://appshunter.io/ios/app/umetrix-data/id352645249)

Measure mobile data network performance with speed tests and track your results online. Compare your data against other users and get accurate readings without ads interfering.

**Highlights:** Accurate mobile data network performance measurement, Speed tests (HTTP, PING, Web Browsing), Track and map test history online, Compare results with other users, Simple and elegant user interface

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

**In-app purchases:** none


### TEMS™ OnDevice

[App page](https://appshunter.io/ios/app/tems-ondevice/id1548649639)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Umetrix Data free?

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

### Is TEMS™ OnDevice free?

TEMS™ OnDevice is free to download, with no in-app purchases.

### Do Umetrix Data or TEMS™ OnDevice have ads?

Neither Umetrix Data nor TEMS™ OnDevice shows ads.

### Which is updated more often, Umetrix Data or TEMS™ OnDevice?

Umetrix Data ships an update every 5 months, and TEMS™ OnDevice every 6 months. Most recently, Umetrix Data was updated on October 10, 2026 and TEMS™ OnDevice on October 6, 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.*