# Orange NMR vs iORA

The clearest difference is in-app purchases: iORA at none against Orange NMR's 5. iORA also leads on review sentiment (100% vs 67%) and rating (5.0 vs 4.6). Orange NMR's advantage is iOS requirement (5.1.1 vs 14.3). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Orange NMR sells 5 one-off in-app purchases. iORA asks for nothing beyond the download.

iORA holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 9 and 12 respectively. Written reviews point the same way: 67% of Orange NMR's written reviews are positive against 100% of iORA's.

Orange NMR ships an update every 4 months, iORA every 2 months. The most recent releases landed on October 23, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Orange NMR | iORA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (9 ratings)](https://appshunter.io/ios/app/orange-nmr/id662859811/reviews) | **[5.0 (12 ratings)](https://appshunter.io/ios/app/iora-reaction-visualizer/id1609524913/reviews)** |
| Number of ratings | 9 | **12** |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 17 MB | 40 MB |
| Requires iOS | **5.1.1** | 14.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kirill Blinov](https://appshunter.io/developer/630833420) | [Daniel Ess](https://appshunter.io/developer/1609524915) |

## What reviewers say

### Orange NMR

[App page](https://appshunter.io/ios/app/orange-nmr/id662859811)

Predict 13C and 1H NMR spectra by drawing molecular structures. Offers instant spectrum recalculation, iCloud synchronization across devices, and PDF report generation. Ideal for chemists and students needing quick spectral analysis.

**Highlights:** Predict 13C and 1H NMR spectra, Draw molecular structures, Instant spectrum recalculation, iCloud synchronization, Email PDF reports, Zoomable spectra and structures

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2 NMR Predictions | $0.99 | one-time |
| 5 NMR Predictions | $1.99 | one-time |
| 10 NMR Predictions | $2.99 | one-time |
| 13C NMR Prediction | $99.99 | one-time |
| 1H NMR Prediction | $99.99 | one-time |


### iORA

[App page](https://appshunter.io/ios/app/iora-reaction-visualizer/id1609524913)

Visualize chemical reactions in 3D using quantum-mechanical simulations. This free, interactive application makes complex chemistry concepts accessible and engaging for learners.

**Highlights:** 3D chemical reaction visualization, Quantum-mechanical simulations, Interactive learning, Easy to use interface, Educational tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Orange NMR free?

Orange NMR is free to download, with in-app purchases available.

### Is iORA free?

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

### Which has better reviews, Orange NMR or iORA?

iORA is rated higher. Orange NMR averages 4.6 out of 5 from 9 ratings, while iORA averages 5.0 from 12 ratings.

### Do Orange NMR or iORA have ads?

Neither Orange NMR nor iORA shows ads.

### Which is updated more often, Orange NMR or iORA?

Orange NMR ships an update every 4 months, and iORA every 2 months. Most recently, Orange NMR was updated on October 23, 2026 and iORA on October 9, 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.*