# Chemistry Pro vs FlashMastery

The clearest difference is rating: FlashMastery at 5.0 against Chemistry Pro's 4.3. FlashMastery also leads on in-app purchases (none vs 5). Chemistry Pro's advantage is device support and iOS requirement (12.0 vs 15.6). On price and ratings volume there is nothing between them.

Both are free to download. Chemistry Pro sells 5 in-app purchases, starting at $4.99 per 7 days. FlashMastery asks for nothing beyond the download.

FlashMastery holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 8 and 4 respectively.

## The numbers

| Metric | Chemistry Pro | FlashMastery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (8 ratings)](https://appshunter.io/ios/app/chemistry-pro/id1588453081/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/flashmastery/id6450758636/reviews)** |
| Number of ratings | **8** | 4 |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | **Free** |
| Size | 40 MB | 9 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Ali Umer](https://appshunter.io/developer/1584417594) | [Andrew Rosenblum](https://appshunter.io/developer/1639652830) |

## What reviewers say

### Chemistry Pro

[App page](https://appshunter.io/ios/app/chemistry-pro/id1588453081)

Learn chemistry from basic to advanced topics with offline access. This app offers hundreds of lessons in English, covering chemistry in everyday life. Unlock premium features and advanced lessons through in-app purchases or subscriptions.

**Highlights:** Hundreds of chemistry topics, Offline access, Learn from basics to advanced, Chemistry in life lessons, Review mode, In-app purchases for premium content

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chemistry | $4.99 | per 7 days |
| Chemistry | $6.99 | per month |
| Chemistry | $29.99 | per year |
| Chemistry | $2.99 | one-time |
| Chemistry | $49.99 | one-time |


### FlashMastery

[App page](https://appshunter.io/ios/app/flashmastery/id6450758636)

Enhance your learning with a spaced repetition system designed for efficient studying. Improve your grades by mastering material through scientifically proven techniques. This tool helps you retain information longer.

**Highlights:** Spaced repetition learning, Efficient studying, Grade improvement, Information retention

**In-app purchases:** none


## Frequently asked questions

### Is Chemistry Pro free?

Chemistry Pro is free to download, with in-app purchases available.

### Is FlashMastery free?

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

### Which has better reviews, Chemistry Pro or FlashMastery?

FlashMastery is rated higher. Chemistry Pro averages 4.3 out of 5 from 8 ratings, while FlashMastery averages 5.0 from 4 ratings.

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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.*