# Orange NMR vs SynStrategy

The clearest difference is in-app purchases: SynStrategy at none against Orange NMR's 5. SynStrategy also leads on review sentiment (100% vs 67%) and rating (5.0 vs 4.6). Orange NMR's advantage is device support (3 vs 1) and iOS requirement (5.1.1 vs 16.0). 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. SynStrategy asks for nothing beyond the download.

SynStrategy holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 9 and 10 respectively. Written reviews point the same way: 67% of Orange NMR's written reviews are positive against 100% of SynStrategy's.

Orange NMR ships an update every 4 months, SynStrategy every 3 months. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Orange NMR | SynStrategy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (9 ratings)](https://appshunter.io/ios/app/orange-nmr/id662859811/reviews) | **[5.0 (10 ratings)](https://appshunter.io/ios/app/synstrategy/id6755611244/reviews)** |
| Number of ratings | 9 | **10** |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 17 MB | 36 MB |
| Requires iOS | **5.1.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kirill Blinov](https://appshunter.io/developer/630833420) | [Willi M. Amberg](https://appshunter.io/developer/1854863487) |

## 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 |


### SynStrategy

[App page](https://appshunter.io/ios/app/synstrategy/id6755611244)

This app categorizes organic reactions by the functional groups they form, aiding chemists in synthetic analysis. It offers over 500 transformations and 400 synthesis examples, with detailed subdivisions for clarity.

**Highlights:** Reactions categorized by functional group, 27 main functional group categories, Over 500 transformations, Over 400 total synthesis examples, Subdivided functional group categories, Highlights synthetic use cases

**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 SynStrategy free?

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

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

SynStrategy is rated higher. Orange NMR averages 4.6 out of 5 from 9 ratings, while SynStrategy averages 5.0 from 10 ratings.

### Do Orange NMR or SynStrategy have ads?

Neither Orange NMR nor SynStrategy shows ads.

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

Orange NMR ships an update every 4 months, and SynStrategy every 3 months. Most recently, Orange NMR was updated on November 1, 2026 and SynStrategy on October 30, 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.*