# Electromag vs MaxwellsDemon

The clearest difference is price: MaxwellsDemon at $0.99 against Electromag's $1.99. MaxwellsDemon also leads on iOS requirement (14.4 vs 18.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

Electromag costs $1.99 and MaxwellsDemon $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 9 months. The most recent releases landed on September 29, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Electromag | MaxwellsDemon |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/electromag/id404649255/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 45.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | Every 9 months |
| Monetization | Paid | — |
| Size | 20 MB | 1 MB |
| Requires iOS | 18.6 | **14.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Xavier Daxhelet](https://appshunter.io/developer/339056993) | [Takao Akatsu](https://appshunter.io/developer/1530946331) |

## What reviewers say

### Electromag

[App page](https://appshunter.io/ios/app/electromag/id404649255)

Explore fundamental concepts of electromagnetism through interactive animations and detailed explanations. This app supports high school and university courses, covering electrostatics, electric current, magnetism, and Maxwell's equations with visual aids.

**Highlights:** Basic equations memorandum, 20+ electromagnetism animations, 3D animations, Covers electrostatics, electric current, magnetism, and electromagnetism, Includes physical constants, Classroom projection support

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

**In-app purchases:** none


### MaxwellsDemon

[App page](https://appshunter.io/ios/app/maxwellsdemon/id1612817641)

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

**In-app purchases:** none


## Frequently asked questions

### Is Electromag free?

Electromag costs $1.99, with no in-app purchases.

### Is MaxwellsDemon free?

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

### Do Electromag or MaxwellsDemon have ads?

Neither Electromag nor MaxwellsDemon shows ads.

### Which is updated more often, Electromag or MaxwellsDemon?

Electromag ships an update every 9 months, and MaxwellsDemon every 9 months. Most recently, Electromag was updated on September 29, 2026 and MaxwellsDemon on September 21, 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.*