# µMagnetometer vs Skipper

The clearest difference is price: Skipper at Free against µMagnetometer's $1.99. µMagnetometer's advantage is in-app purchases (none vs 2) and device support (3 vs 1). On update cadence and ads there is nothing between them.

Skipper is free to download; µMagnetometer costs $1.99 up front. Skipper sells 2 in-app purchases, starting at $2.99 per month. µMagnetometer asks for nothing beyond the download.

µMagnetometer ships an update every 4 months, Skipper every 2 months. The most recent releases landed on November 3, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | µMagnetometer | Skipper |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.4 (66 ratings)](https://appshunter.io/ios/app/magnetometer/id1482576105/reviews)** | — |
| Number of ratings | **66** | — |
| Positive reviews | 23.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 15 MB | 8 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Dmytro Hrebeniuk](https://appshunter.io/developer/1458758581) | [Parra LLC](https://appshunter.io/developer/1865552317) |

## What reviewers say

### 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


### Skipper

[App page](https://appshunter.io/ios/app/skipper-boat-maintenance-log/id6770317576)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Skipper Pro | $2.99 | per month |
| Skipper Pro | $19.99 | per year |


## Frequently asked questions

### Is µMagnetometer free?

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

### Is Skipper free?

Skipper is free to download, with in-app purchases available.

### Do µMagnetometer or Skipper have ads?

Neither µMagnetometer nor Skipper shows ads.

### Which is updated more often, µMagnetometer or Skipper?

µMagnetometer ships an update every 4 months, and Skipper every 2 months. Most recently, µMagnetometer was updated on November 3, 2026 and Skipper on October 26, 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.*