# R2R: Organic Synthesis — for A-Level examinations...

> Interactive organic synthesis practice tool for chemistry students. (iPhone/iPad app by James Styles.)

- Source: https://appshunter.io/ios/app/r2r-organic-synthesis/id1224055846 (this page in markdown: same URL + `.md`)
- Developer: [James Styles](https://appshunter.io/developer/1537953716)
- Category: Education
- Price: Free
- Rating: 3.50/5 from 2 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 11.0 · 206 MB
- Languages: American English
- Released: 2017-04-11
- Data updated: 2026-06-25
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/r2r-organic-synthesis/id1224055846/reviews.md

## What is R2R?

Test your knowledge of Organic Synthesis with Professor Rudi Rabbit!

Whether preparing for an examination, or just playing for fun, select the reagents and conditions required for each step. When you feel you have revised fully, why not play the Prof. and see if you can beat him?

Whilst it is aimed at A Level chemistry students in the United Kingdom it may also be useful for other examinations worldwide.

There are 46 one step synthesis, which combine into a large number of multi-step synthesis.

## Key features

- Organic synthesis practice
- Reagent and condition selection
- Multi-step synthesis challenges
- Exam preparation focus
- Professor challenge mode

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/r2r-organic-synthesis/id1224055846/reviews.md

### 5/5 — Whoop! Whoop!

*2017-04-30, version 1.1*

No longer of school age but a fun blast from the past!

### 5/5 — Excellent!

*2017-04-23, version 1.1*

Great App! Helped a lot with my revision for chemistry.

## Frequently asked questions about R2R

### What is R2R: Organic Synthesis?

R2R: Organic Synthesis is an educational application designed to help users practice and test their knowledge of organic synthesis reactions. It allows users to select reagents and conditions for various synthesis steps.

### Who is R2R: Organic Synthesis for?

The app is primarily aimed at A-Level chemistry students in the United Kingdom, but it can also be beneficial for students preparing for similar examinations worldwide that cover organic synthesis.

### How many synthesis challenges are available?

The application features 46 one-step synthesis challenges that can be combined to create a large number of multi-step synthesis problems for users to solve.

### Can I play R2R: Organic Synthesis offline?

The provided data does not specify offline functionality. However, as an educational tool focused on problem-solving, it is likely designed to be playable without a constant internet connection.

### What is the learning methodology of R2R: Organic Synthesis?

The app employs a hands-on learning approach where users actively select reagents and conditions to complete synthesis steps, reinforcing theoretical knowledge through practical application.

### Does R2R: Organic Synthesis offer progress tracking?

While the app allows users to test their knowledge and potentially 'beat the Prof.', specific progress tracking features are not detailed in the provided description. Users can gauge their improvement through repeated play.

### Is R2R: Organic Synthesis suitable for younger students?

R2R: Organic Synthesis has an age rating of 4+, making it accessible to a wide range of users. However, its content is specifically tailored for A-Level chemistry examinations.

### How often is R2R: Organic Synthesis updated?

The app was last updated on March 30, 2021, with version 1.4. This indicates a moderate update frequency, suggesting ongoing support and potential improvements over time.

## Version history (last 5 releases)

### 1.4 — 2021-03-30

A few under-the-hood changes.

### 1.3 — 2019-07-21

A few under-the-hood changes and bug-fixes.

### 1.2 — 2017-10-28

Prepares the app for the new iPhone X screen dimensions and fixes a few minor bugs. Thanks for playing!

### 1.1 — 2017-04-13

Bug Fixes:
Fixes an issue that prevented molecules appearing properly on some devices;
Included a minor correction to one of the molecules.

### 1.0 — 2017-04-11

No release notes.

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## More apps by James Styles

- [R2R: Functional Groups](https://appshunter.io/ios/app/r2r-functional-groups/id1225511399)
- [R2R: Advanced Chemistry](https://appshunter.io/ios/app/r2r-advanced-chemistry/id1268437563)
- [R2R: GCSE Chemistry](https://appshunter.io/ios/app/r2r-gcse-chemistry/id1412733078)
- [Capsule Lander](https://appshunter.io/ios/app/capsule-lander/id1439904471)
- [R2R: Chemistry Battle](https://appshunter.io/ios/app/r2r-chemistry-battle/id1524614212)

All apps by James Styles: https://appshunter.io/developer/1537953716

## Related topics

[synthesis](https://appshunter.io/ios/topics/synthesis)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-25.*