# Electromagnetic Forces vs Light Lab

The clearest difference is price: Light Lab at Free against Electromagnetic Forces's $0.99. Light Lab also leads on update cadence (every 3 months vs every 32 months). Electromagnetic Forces's advantage is in-app purchases (none vs 2) and iOS requirement (12.0 vs 16.6). On ads and device support there is nothing between them.

Light Lab is free to download; Electromagnetic Forces costs $0.99 up front. Light Lab sells 2 one-off in-app purchases. Electromagnetic Forces asks for nothing beyond the download.

Electromagnetic Forces ships an update every 32 months, Light Lab every 3 months. The most recent releases landed on September 18, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Electromagnetic Forces | Light Lab |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/electromagnetic-forces-emf/id1159691990/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 32 months | **Every 3 months** |
| Monetization | Paid | — |
| Size | 25 MB | 8 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [www.ajaxmediatech.com](https://appshunter.io/developer/973768003) | [THSS](https://appshunter.io/developer/1722239755) |

## What reviewers say

### Electromagnetic Forces

[App page](https://appshunter.io/ios/app/electromagnetic-forces-emf/id1159691990)

This educational app uses interactive 3D animations and experiments to explain electromagnetism and cathode rays for K12 students. It covers Fleming's left-hand rule, cathode ray structure, and the Cathode Ray Oscilloscope, with practice exercises and quizzes to reinforce learning.

**Highlights:** Interactive 3D animations, Explains Fleming's left-hand rule, Demonstrates cathode ray structure, Illustrates Cathode Ray Oscilloscope, Practice exercises, Interactive quizzes

**Features:** macOS Compatibility

**In-app purchases:** none


### Light Lab

[App page](https://appshunter.io/ios/app/light-lab-learn-optics/id6504238420)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchase all lenses | $4.99 | one-time |
| Lens Ticket Issuance Function | $9.99 | one-time |


## Frequently asked questions

### Is Electromagnetic Forces free?

Electromagnetic Forces costs $0.99, with no in-app purchases.

### Is Light Lab free?

Light Lab is free to download, with in-app purchases available.

### Do Electromagnetic Forces or Light Lab have ads?

Neither Electromagnetic Forces nor Light Lab shows ads.

### Which is updated more often, Electromagnetic Forces or Light Lab?

Electromagnetic Forces ships an update every 32 months, and Light Lab every 3 months. Most recently, Electromagnetic Forces was updated on September 18, 2026 and Light Lab on September 14, 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.*