# Physics Toolbox Magnetometer vs KALI CAMPS

The clearest difference is in-app purchases: KALI CAMPS at none against Physics Toolbox Magnetometer's 1. KALI CAMPS also leads on iOS requirement (15.1 vs 17.1). On price, ads and device support there is nothing between them.

Both are free to download. Physics Toolbox Magnetometer sells 1 one-off in-app purchase. KALI CAMPS asks for nothing beyond the download.

## The numbers

| Metric | Physics Toolbox Magnetometer | KALI CAMPS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/physics-toolbox-magnetometer/id1003749103/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 13 months | — |
| Monetization | Free | — |
| Size | 17 MB | 47 MB |
| Requires iOS | 17.1 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chrystian Vieyra](https://appshunter.io/developer/998187453) | [Juan carlos Tellez](https://appshunter.io/developer/1896775165) |

## What reviewers say

### Physics Toolbox Magnetometer

[App page](https://appshunter.io/ios/app/physics-toolbox-magnetometer/id1003749103)

This app transforms your iPhone into a precise scientific instrument for measuring, visualizing, and recording magnetic fields. Explore magnetic field vectors, magnitudes, and compass headings with real-time charts and digital readouts. Ideal for educational experiments, lab work, or curious exploration.

**Highlights:** Real-time magnetic field vector and magnitude display, Chart, digital, and compass viewing modes, Data recording and CSV export, Adjustable sample rate (1-100 Hz), Signal filters for noise reduction, Detection of permanent and electromagnetic fields

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $2.99 | one-time |


### KALI CAMPS

[App page](https://appshunter.io/ios/app/kali-camps/id6771239967)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Physics Toolbox Magnetometer free?

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

### Is KALI CAMPS free?

KALI CAMPS is free to download, with no in-app purchases.

### Do Physics Toolbox Magnetometer or KALI CAMPS have ads?

Neither Physics Toolbox Magnetometer nor KALI CAMPS shows ads.

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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.*