# Physics Toolbox Magnetometer vs EcoSatriano

The clearest difference is in-app purchases: EcoSatriano at none against Physics Toolbox Magnetometer's 1. EcoSatriano also leads on iOS requirement (12.0.0 vs 17.1). Physics Toolbox Magnetometer's advantage is update cadence (every 13 months vs every 27 months). 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. EcoSatriano asks for nothing beyond the download.

Physics Toolbox Magnetometer ships an update every 13 months, EcoSatriano every 27 months. The most recent releases landed on October 9, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Physics Toolbox Magnetometer | EcoSatriano |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/physics-toolbox-magnetometer/id1003749103/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 13 months** | Every 27 months |
| Monetization | Free | — |
| Size | 17 MB | 76 MB |
| Requires iOS | 17.1 | **12.0.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chrystian Vieyra](https://appshunter.io/developer/998187453) | [GREENEXT TECHNOLOGIES SPA](https://appshunter.io/developer/1618242301) |

## 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 |


### EcoSatriano

[App page](https://appshunter.io/ios/app/ecosatriano/id1591381397)

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

**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 EcoSatriano free?

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

### Do Physics Toolbox Magnetometer or EcoSatriano have ads?

Neither Physics Toolbox Magnetometer nor EcoSatriano shows ads.

### Which is updated more often, Physics Toolbox Magnetometer or EcoSatriano?

Physics Toolbox Magnetometer ships an update every 13 months, and EcoSatriano every 27 months. Most recently, Physics Toolbox Magnetometer was updated on October 9, 2026 and EcoSatriano on October 10, 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.*