# A Level Mole Calculations vs BioScroll Revision

The clearest difference is in-app purchases: A Level Mole Calculations at none against BioScroll Revision's 3. A Level Mole Calculations also leads on device support. On price and iOS requirement there is nothing between them.

Both are free to download. BioScroll Revision sells 3 in-app purchases, starting at $4.99 per month. A Level Mole Calculations asks for nothing beyond the download.

## The numbers

| Metric | A Level Mole Calculations | BioScroll Revision |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | — |
| Update frequency | Every 11 months | — |
| Monetization | Ad-supported | — |
| Size | 8 MB | 35 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | **iPhone, iPad** | — |
| Age rating | 12+ | 4+ |
| Developer | [Isomeos Limited](https://appshunter.io/developer/1674436218) | [Amber Cook](https://appshunter.io/developer/1887207493) |

## What reviewers say

### A Level Mole Calculations

[App page](https://appshunter.io/ios/app/a-level-mole-calculations/id6477550086)

This app generates unlimited exam-style chemistry questions for post-16 students, covering all key mole calculation topics. It includes practice modes, quizzes, and mini-review tests to track progress and build confidence for exams.

**Highlights:** Automatic exam-style question generation, Covers all key mole calculation topics, Practice mode with mark schemes, Quiz mode with feedback, Mini review tests for progress tracking, Built-in periodic table

**Features:** macOS Compatibility

**In-app purchases:** none


### BioScroll Revision

[App page](https://appshunter.io/ios/app/bioscroll-revision/id6760999192)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BioScroll Premium | $4.99 | per month |
| BioScroll Premium | $34.99 | per year |
| BioScroll Premium | $59.99 | one-time |


## Frequently asked questions

### Is A Level Mole Calculations free?

A Level Mole Calculations is free to download, with no in-app purchases.

### Is BioScroll Revision free?

BioScroll Revision is free to download, with in-app purchases available.

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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.*