# Magnetometer vs Magnetometer ∞

The clearest difference is price: Magnetometer ∞ at Free against Magnetometer's $1.99. Magnetometer ∞ also leads on ratings volume (48 vs 1). Magnetometer's advantage is rating (5.0 vs 4.3) and in-app purchases (none vs 2). On update cadence and device support there is nothing between them.

Magnetometer ∞ is free to download; Magnetometer costs $1.99 up front. Magnetometer ∞ sells 2 in-app purchases, starting at $1.99 per 7 days. Magnetometer asks for nothing beyond the download.

Magnetometer holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Magnetometer ∞ has 48 ratings behind it against 1, so its average is the more settled of the two.

Magnetometer ships an update weekly, Magnetometer ∞ every 10 days. The most recent releases landed on September 20, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Magnetometer | Magnetometer ∞ |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/magnetometer-emf-detector/id6752918170/reviews)** | [4.3 (48 ratings)](https://appshunter.io/ios/app/magnetometer/id6753061844/reviews) |
| Number of ratings | 1 | **48** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 10 days |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 23 MB | 16 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SootheTrail Solutions LLC](https://appshunter.io/developer/1815309839) | [Fawkes Wei](https://appshunter.io/developer/432767536) |

## What reviewers say

### Magnetometer

[App page](https://appshunter.io/ios/app/magnetometer-emf-detector/id6752918170)

Transform your device into a precise electromagnetic field detector. Ideal for electrical safety checks, scientific exploration, and environmental monitoring with real-time readings and historical data.

**Highlights:** Real-time EMF detection, Historical trend charts, Customizable alerts, Data export, Multiple units support, Adjustable sampling rates

**In-app purchases:** none


### Magnetometer ∞

[App page](https://appshunter.io/ios/app/magnetometer/id6753061844)

Visualize magnetic fields in real-time with precision charts and monitor X, Y, Z axis readings. Ideal for scientific research, education, and field work, this app offers professional-grade accuracy and an intuitive interface for easy data interpretation.

**Highlights:** Real-time magnetic field visualization, X, Y, Z axis readings in microteslas, Scientific research tool, Educational aid, Field work companion, Intuitive interface

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is Magnetometer free?

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

### Is Magnetometer ∞ free?

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

### Which has better reviews, Magnetometer or Magnetometer ∞?

Magnetometer is rated higher. Magnetometer averages 5.0 out of 5 from 1 ratings, while Magnetometer ∞ averages 4.3 from 48 ratings.

### Do Magnetometer or Magnetometer ∞ have ads?

Magnetometer ∞ shows ads; Magnetometer does not.

### Which is updated more often, Magnetometer or Magnetometer ∞?

Magnetometer ships an update weekly, and Magnetometer ∞ every 10 days. Most recently, Magnetometer was updated on September 20, 2026 and Magnetometer ∞ on September 9, 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.*