# Ham Square vs Magnetometer

The clearest difference is price: Ham Square at Free against Magnetometer's $0.99. Ham Square also leads on iOS requirement (10.3 vs 16.0). Magnetometer's advantage is rating (4.4 vs 3.9) and review sentiment (86% vs 62%). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Ham Square is free to download; Magnetometer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Magnetometer holds the better App Store score, 4.4 against 3.9. Both are backed by a comparable volume of ratings — 16 and 13 respectively. Written reviews point the same way: 62% of Ham Square's written reviews are positive against 86% of Magnetometer's.

Ham Square ships an update every 84 months, Magnetometer every 34 months. The most recent releases landed on June 3, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Ham Square | Magnetometer |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [3.9 (16 ratings)](https://appshunter.io/ios/app/ham-square/id400450610/reviews) | **[4.4 (13 ratings)](https://appshunter.io/ios/app/magnetometer/id1662997574/reviews)** |
| Number of ratings | **16** | 13 |
| Positive reviews | 61.5% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 84 months | **Every 34 months** |
| Monetization | **Free** | Paid |
| Size | 61 MB | 2 MB |
| Requires iOS | **10.3** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kram](https://appshunter.io/developer/397752664) | [Bogdan Gavriluta](https://appshunter.io/developer/1584690995) |

## What reviewers say

### Ham Square

[App page](https://appshunter.io/ios/app/ham-square/id400450610)

This app provides radio amateurs with a quick and easy way to determine their Maidenhead Locator, a grid system used globally for location communication. It's a free tool for ham radio operators.

**Highlights:** Displays Maidenhead Locator, Uses current location, Convenient for radio amateurs, Global grid system, Free application

**Features:** macOS Compatibility

**In-app purchases:** none


### Magnetometer

[App page](https://appshunter.io/ios/app/magnetometer/id1662997574)

This application uses your iPhone's compass to detect electromagnetic interference, helping you find metal objects or magnets. It's designed for fun and experimental purposes, not as a professional tool. Discover hidden metal items or simply explore the magnetic fields around you.

**Highlights:** Detects metal and magnets, Uses iPhone's compass, Measures EMF interference, Fun and experimental use, Simple user interface

**In-app purchases:** none


## Frequently asked questions

### Is Ham Square free?

Ham Square is free to download, with no in-app purchases.

### Is Magnetometer free?

Magnetometer costs $0.99, with no in-app purchases.

### Which has better reviews, Ham Square or Magnetometer?

Magnetometer is rated higher. Ham Square averages 3.9 out of 5 from 16 ratings, while Magnetometer averages 4.4 from 13 ratings.

### Do Ham Square or Magnetometer have ads?

Neither Ham Square nor Magnetometer shows ads.

### Which is updated more often, Ham Square or Magnetometer?

Ham Square ships an update every 84 months, and Magnetometer every 34 months. Most recently, Ham Square was updated on June 3, 2026 and Magnetometer on September 22, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*