# Gauss Tesla Meter vs µMagnetometer

Gauss Tesla Meter and µMagnetometer both sit at 4.3 stars, but that hides the real split: 80% of Gauss Tesla Meter's written reviews are positive against 23% of µMagnetometer's. Gauss Tesla Meter also leads on price ($0.99 vs $1.99). µMagnetometer's advantage is ratings volume (67 vs 6) and iOS requirement (11.0 vs 15.0). On rating, update cadence, ads and in-app purchases there is nothing between them.

Gauss Tesla Meter costs $0.99 and µMagnetometer $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 — 4.3 for Gauss Tesla Meter against 4.4 for µMagnetometer. That said, the two scores are not equally well evidenced: µMagnetometer has 67 ratings behind it against 6, so its average is the more settled of the two. Written reviews are what separate them: 80% of Gauss Tesla Meter's written reviews are positive against 23% of µMagnetometer's.

Gauss Tesla Meter ships an update every 2 months, µMagnetometer every 4 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Gauss Tesla Meter | µMagnetometer |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | [4.3 (6 ratings)](https://appshunter.io/ios/app/gauss-tesla-meter/id1248096214/reviews) | **[4.4 (67 ratings)](https://appshunter.io/ios/app/magnetometer/id1482576105/reviews)** |
| Number of ratings | 6 | **67** |
| Positive reviews | **80.0% of reviews** | 23.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Paid | Paid |
| Size | 10 MB | 15 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stephane Ameau](https://appshunter.io/developer/1248096213) | [Dmytro Hrebeniuk](https://appshunter.io/developer/1458758581) |

## What reviewers say

### Gauss Tesla Meter

[App page](https://appshunter.io/ios/app/gauss-tesla-meter/id1248096214)

This utility app monitors magnetic field strength and direction, providing alerts when specific thresholds are met. It records measurements, plots data, and allows export via email. The app supports various units and acquisition rates, with an automatic resizing screen for optimal viewing.

**Highlights:** Magnetic field strength and direction monitoring, Customizable alerts (visual, sound, vibration), Data recording and plotting, CSV export via email, Adjustable measurement rates, Multiple display units (µTesla, mGauss)

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

**In-app purchases:** none


### 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 Gauss Tesla Meter free?

Gauss Tesla Meter costs $0.99, with no in-app purchases.

### Is µMagnetometer free?

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

### Which has better reviews, Gauss Tesla Meter or µMagnetometer?

µMagnetometer is rated higher. Gauss Tesla Meter averages 4.3 out of 5 from 6 ratings, while µMagnetometer averages 4.4 from 67 ratings.

### Do Gauss Tesla Meter or µMagnetometer have ads?

Neither Gauss Tesla Meter nor µMagnetometer shows ads.

### Which is updated more often, Gauss Tesla Meter or µMagnetometer?

Gauss Tesla Meter ships an update every 2 months, and µMagnetometer every 4 months. Most recently, Gauss Tesla Meter was updated on October 24, 2026 and µMagnetometer on October 24, 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.*