# Organic Reactions Tutor vs SynStrategy

The clearest difference is in-app purchases: SynStrategy at none against Organic Reactions Tutor's 1. SynStrategy also leads on ratings volume (10 vs 2). Organic Reactions Tutor's advantage is update cadence (fortnightly vs every 3 months). On price, rating, ads and device support there is nothing between them.

Both are free to download. Organic Reactions Tutor sells 1 one-off in-app purchase. SynStrategy asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Organic Reactions Tutor against 5.0 for SynStrategy. That said, the two scores are not equally well evidenced: SynStrategy has 10 ratings behind it against 2, so its average is the more settled of the two.

Organic Reactions Tutor ships an update fortnightly, SynStrategy every 3 months. Both last shipped on November 5, 2026.

## The numbers

| Metric | Organic Reactions Tutor | SynStrategy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/organic-reactions-tutor/id6739188422/reviews) | [5.0 (10 ratings)](https://appshunter.io/ios/app/synstrategy/id6755611244/reviews) |
| Number of ratings | 2 | **10** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 35 MB | 36 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [David Soulsby](https://appshunter.io/developer/1776367161) | [Willi M. Amberg](https://appshunter.io/developer/1854863487) |

## What reviewers say

### Organic Reactions Tutor

[App page](https://appshunter.io/ios/app/organic-reactions-tutor/id6739188422)

Master organic chemistry reactions with guided lessons, mastery checks, and targeted practice. Explore over 2,000 curated reactions for a two-semester course. Create custom study packs and track your progress with achievements.

**Highlights:** Guided lessons for Organic Chemistry I & II, 2,164 curated organic reactions, Mastery checks and targeted practice, Flashcards and multiple-choice quizzes, Custom drills and study packs, Offline access, Progress and achievement tracking

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Categories | $4.99 | 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 Organic Reactions Tutor free?

Organic Reactions Tutor 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, Organic Reactions Tutor or SynStrategy?

Organic Reactions Tutor and SynStrategy are both rated 5.0 out of 5 on the App Store, from 2 and 10 ratings respectively.

### Do Organic Reactions Tutor or SynStrategy have ads?

Neither Organic Reactions Tutor nor SynStrategy shows ads.

### Which is updated more often, Organic Reactions Tutor or SynStrategy?

Organic Reactions Tutor ships an update fortnightly, and SynStrategy every 3 months. Most recently, Organic Reactions Tutor was updated on November 5, 2026 and SynStrategy on November 5, 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.*