# Physics Toolbox Magnetometer vs Electronics Tools & Calculator

The clearest difference is review sentiment: Physics Toolbox Magnetometer at 80% against Electronics Tools & Calculator's 17%. Physics Toolbox Magnetometer also leads on rating (5.0 vs 4.0) and ads (none vs shown). Electronics Tools & Calculator's advantage is in-app purchases (none vs 1) and update cadence (every 6 weeks vs every 13 months). On price, ratings volume, monetization model and device support there is nothing between them.

Both are free to download. Physics Toolbox Magnetometer sells 1 one-off in-app purchase. Electronics Tools & Calculator asks for nothing beyond the download.

Physics Toolbox Magnetometer holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 7 and 16 respectively. Written reviews point the same way: 80% of Physics Toolbox Magnetometer's written reviews are positive against 17% of Electronics Tools & Calculator's.

Physics Toolbox Magnetometer ships an update every 13 months, Electronics Tools & Calculator every 6 weeks. The most recent releases landed on October 9, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Physics Toolbox Magnetometer | Electronics Tools & Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/physics-toolbox-magnetometer/id1003749103/reviews)** | [4.0 (16 ratings)](https://appshunter.io/ios/app/electronics-tools-and-calculator/id1581885136/reviews) |
| Number of ratings | 7 | **16** |
| Positive reviews | **80.0% of reviews** | 16.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 17 MB | 63 MB |
| Requires iOS | 17.1 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chrystian Vieyra](https://appshunter.io/developer/998187453) | [Anas Abubakar](https://appshunter.io/developer/1581534101) |

## 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 |


### Electronics Tools & Calculator

[App page](https://appshunter.io/ios/app/electronics-tools-and-calculator/id1581885136)

This app serves as a pocket-sized electronics lab, offering a comprehensive reference for components and circuits. It simplifies complex calculations for filters, inductors, and various circuit configurations, aiding both engineers and hobbyists in their design processes.

**Highlights:** Electronic component reference, Electronic circuit reference, Filter design calculators, Inductor winding calculators, Transformer winding calculators, Resistor and capacitor calculations, Ohm's law and power calculations

**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 Electronics Tools & Calculator free?

Electronics Tools & Calculator is free to download, with no in-app purchases.

### Which has better reviews, Physics Toolbox Magnetometer or Electronics Tools & Calculator?

Physics Toolbox Magnetometer is rated higher. Physics Toolbox Magnetometer averages 5.0 out of 5 from 7 ratings, while Electronics Tools & Calculator averages 4.0 from 16 ratings.

### Do Physics Toolbox Magnetometer or Electronics Tools & Calculator have ads?

Electronics Tools & Calculator shows ads; Physics Toolbox Magnetometer does not.

### Which is updated more often, Physics Toolbox Magnetometer or Electronics Tools & Calculator?

Physics Toolbox Magnetometer ships an update every 13 months, and Electronics Tools & Calculator every 6 weeks. Most recently, Physics Toolbox Magnetometer was updated on October 9, 2026 and Electronics Tools & Calculator on October 13, 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.*