# Pole Detector vs Magnetometer ∞

The clearest difference is in-app purchases: Pole Detector at none against Magnetometer ∞'s 2. Pole Detector also leads on ads (none vs shown) and rating (4.8 vs 4.4). Magnetometer ∞'s advantage is ratings volume (56 vs 6). On price, update cadence and device support there is nothing between them.

Both are free to download. Magnetometer ∞ sells 2 in-app purchases, starting at $1.99 per 7 days. Pole Detector asks for nothing beyond the download.

Pole Detector holds the better App Store score, 4.8 against 4.4. That said, the two scores are not equally well evidenced: Magnetometer ∞ has 56 ratings behind it against 6, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 10 days. The most recent releases landed on September 26, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Pole Detector | Magnetometer ∞ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/pole-detector/id1445904845/reviews)** | [4.4 (56 ratings)](https://appshunter.io/ios/app/magnetometer/id6753061844/reviews) |
| Number of ratings | 6 | **56** |
| Positive reviews | 60.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 days | Every 10 days |
| Monetization | **Free** | Free with in-app purchases |
| Size | 24 MB | 16 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Webcraft AG](https://appshunter.io/developer/1445904844) | [Fawkes Wei](https://appshunter.io/developer/432767536) |

## What reviewers say

### Pole Detector

[App page](https://appshunter.io/ios/app/pole-detector/id1445904845)

Easily identify the north and south poles of a magnet using your smartphone's Teslameter. This tool is ideal for scientific experiments or any production involving magnets.

**Highlights:** Identify north and south magnetic poles, Uses smartphone Teslameter, Assists with magnet experiments, Useful for magnet production

**Features:** macOS Compatibility

**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 Pole Detector free?

Pole Detector is free to download, with no in-app purchases.

### Is Magnetometer ∞ free?

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

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

Pole Detector is rated higher. Pole Detector averages 4.8 out of 5 from 6 ratings, while Magnetometer ∞ averages 4.4 from 56 ratings.

### Do Pole Detector or Magnetometer ∞ have ads?

Magnetometer ∞ shows ads; Pole Detector does not.

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

Pole Detector ships an update every 10 days, and Magnetometer ∞ every 10 days. Most recently, Pole Detector was updated on September 26, 2026 and Magnetometer ∞ on September 25, 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.*