# Pure NMR vs Interactive Physics Simulator

The clearest difference is price: Pure NMR at Free against Interactive Physics Simulator's $4.99. Interactive Physics Simulator's advantage is update cadence (weekly vs every 8 months) and device support (4 vs 2). On ads and in-app purchases there is nothing between them.

Pure NMR is free to download; Interactive Physics Simulator costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pure NMR ships an update every 8 months, Interactive Physics Simulator weekly. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Pure NMR | Interactive Physics Simulator |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/interactive-physics-simulator/id6755827134/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Weekly** |
| Monetization | — | Paid |
| Size | 5 MB | 9 MB |
| Requires iOS | 26.1 | **17.6** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Marcal Casas Cartagena](https://appshunter.io/developer/468150889) | [Dietmar Henrich](https://appshunter.io/developer/1856587905) |

## What reviewers say

### Pure NMR

[App page](https://appshunter.io/ios/app/pure-nmr/id482490330)

**In-app purchases:** none


### Interactive Physics Simulator

[App page](https://appshunter.io/ios/app/interactive-physics-simulator/id6755827134)

Explore over 100 real-time physics simulations across 38 modules, covering classical, modern, quantum, and medical physics. Visualize complex phenomena with adjustable parameters, formulas, and immediate visual feedback. Ideal for students and educators seeking an interactive learning laboratory.

**Highlights:** 100+ interactive simulations, 38 physics modules, Real-time parameter control, Adjustable sliders with visual feedback, Formulas and numerical results displayed, Quiz mode for testing understanding, Support for 12 languages

**In-app purchases:** none


## Frequently asked questions

### Is Pure NMR free?

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

### Is Interactive Physics Simulator free?

Interactive Physics Simulator costs $4.99, with no in-app purchases.

### Do Pure NMR or Interactive Physics Simulator have ads?

Neither Pure NMR nor Interactive Physics Simulator shows ads.

### Which is updated more often, Pure NMR or Interactive Physics Simulator?

Pure NMR ships an update every 8 months, and Interactive Physics Simulator weekly. Most recently, Pure NMR was updated on October 16, 2026 and Interactive Physics Simulator on October 24, 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.*