# AR.X Optics vs LEIFIphysik

The clearest difference is review sentiment: AR.X Optics at 75% against LEIFIphysik's 56%. AR.X Optics also leads on iOS requirement (12.0 vs 14.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | AR.X Optics | LEIFIphysik |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **75.0% of reviews** | 55.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Monetization | Free | Free |
| Size | 189 MB | 44 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Johannes Gutenberg-Universität Mainz](https://appshunter.io/developer/877501807) | [FWU Institut für Film und Bild in Wissenschaft und Unterricht gemeinnützige GmbH](https://appshunter.io/developer/1027361636) |

## What reviewers say

### AR.X Optics

[App page](https://appshunter.io/ios/app/arx-optics/id1613699573)

This app uses augmented reality to overlay virtual objects onto real-world environments, transforming placeholder cards into interactive science experiments. It currently focuses on optics, allowing users to explore concepts like lasers, mirrors, and lenses with accurate physical modeling.

**Highlights:** Augmented reality for virtual object overlay, Interactive science experiment simulations, Focus on optics (lasers, mirrors, lenses), Accurate physical modeling of phenomena, Use of placeholder cards for AR activation

**In-app purchases:** none


### LEIFIphysik

[App page](https://appshunter.io/ios/app/leifiphysik/id6466470177)

This app serves as a physics learning assistant for students from 5th grade through high school. It provides comprehensive content, exercises, and simulations aligned with school curricula, helping with homework, presentations, and exams. Users can track their progress and create personalized collections of topics.

**Highlights:** Physics content for grades 5-12, Homework and exam preparation, Interactive simulations, Knowledge quizzes, Personalized topic collections, Progress tracking, Curriculum-aligned learning

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

**In-app purchases:** none


## Frequently asked questions

### Is AR.X Optics free?

AR.X Optics is free to download, with no in-app purchases.

### Is LEIFIphysik free?

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

### Do AR.X Optics or LEIFIphysik have ads?

Neither AR.X Optics nor LEIFIphysik shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*