# Opensignal Speed Test Ad Free vs µMagnetometer

The clearest difference is price: Opensignal Speed Test Ad Free at Free against µMagnetometer's $1.99. Opensignal Speed Test Ad Free also leads on ratings volume (18K vs 67) and update cadence (every 3 weeks vs every 4 months). µMagnetometer's advantage is iOS requirement (11.0 vs 15.0). On rating, ads, in-app purchases and device support there is nothing between them.

Opensignal Speed Test Ad Free is free to download; µMagnetometer costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.5 for Opensignal Speed Test Ad Free against 4.4 for µMagnetometer. That said, the two scores are not equally well evidenced: Opensignal Speed Test Ad Free has 18K ratings behind it against 67, so its average is the more settled of the two. Written reviews are what separate them: 38% of Opensignal Speed Test Ad Free's written reviews are positive against 23% of µMagnetometer's.

Opensignal Speed Test Ad Free ships an update every 3 weeks, µMagnetometer every 4 months. The most recent releases landed on September 24, 2026 and August 29, 2026 respectively.

## The numbers

| Metric | Opensignal Speed Test Ad Free | µMagnetometer |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.5 (18K ratings)](https://appshunter.io/ios/app/opensignal-speed-test-ad-free/id598298030/reviews)** | [4.4 (67 ratings)](https://appshunter.io/ios/app/magnetometer/id1482576105/reviews) |
| Number of ratings | **18K** | 67 |
| Positive reviews | **37.8% of reviews** | 23.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | **Free** | Paid |
| Size | 17 MB | 15 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Opensignal Inc.](https://appshunter.io/developer/598298033) | [Dmytro Hrebeniuk](https://appshunter.io/developer/1458758581) |

## What reviewers say

### Opensignal Speed Test Ad Free

[App page](https://appshunter.io/ios/app/opensignal-speed-test-ad-free/id598298030)

Measure your mobile network performance with detailed speed tests for download, upload, and latency across 3G, 4G/LTE, 5G, and WiFi. Analyze video streaming quality and compare network coverage in your area to find the best provider.

**Highlights:** Download, upload, and latency speed tests, Video streaming quality analysis, Network coverage comparison, Signal strength and ping tests, Historical test logs, Connectivity maps

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Reset Stats
- 🚀 Useful practical tool
- 🚀 Simple, clean interface
- 🚀 Features and Navigate
- 🚀 Works well

**What reviewers complain about**

- 🐛 What he** have they done?
- 🐛 Open signal tower loc not working
- 🐛 Tower location option
- 🐛 Directional Arrow not working
- 🐛 Can no longer point towers

**Reported bugs**

- History is all screwed up, dates don't make sense
- Open signal tower loc not working
- Tower location option not working
- Directional Arrow not working
- Can no longer point towers

**Requested features**

- Reset Stats
- Tower location option
- Dark mode option
- Advanced analytics dashboard
- Cell tower compass


### µMagnetometer

[App page](https://appshunter.io/ios/app/magnetometer/id1482576105)

Measures the strength of the magnetic field around you using your device's magnetometer. Requires Location Services to be enabled on iOS. Provides microtesla readings for nearby magnetic fields.

**Highlights:** Measures magnetic field strength, Displays readings in microteslas, Utilizes device magnetometer, Requires Location Services (iOS)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Opensignal Speed Test Ad Free free?

Opensignal Speed Test Ad Free is free to download, with no in-app purchases.

### Is µMagnetometer free?

µMagnetometer costs $1.99, with no in-app purchases.

### Which has better reviews, Opensignal Speed Test Ad Free or µMagnetometer?

Opensignal Speed Test Ad Free is rated higher. Opensignal Speed Test Ad Free averages 4.5 out of 5 from 18K ratings, while µMagnetometer averages 4.4 from 67 ratings.

### Do Opensignal Speed Test Ad Free or µMagnetometer have ads?

Neither Opensignal Speed Test Ad Free nor µMagnetometer shows ads.

### Which is updated more often, Opensignal Speed Test Ad Free or µMagnetometer?

Opensignal Speed Test Ad Free ships an update every 3 weeks, and µMagnetometer every 4 months. Most recently, Opensignal Speed Test Ad Free was updated on September 24, 2026 and µMagnetometer on August 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.*