# IB Biology vs MathAAIBex

The clearest difference is iOS requirement: IB Biology at 13.4 against MathAAIBex's 26.2. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. IB Biology sells 1 in-app purchase, starting at $0.99 per month and MathAAIBex sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | IB Biology | MathAAIBex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 50 MB | 39 MB |
| Requires iOS | **13.4** | 26.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Revised](https://appshunter.io/developer/1711666730) | [JT Scientific Consulting LLC](https://appshunter.io/developer/1612699648) |

## What reviewers say

### IB Biology

[App page](https://appshunter.io/ios/app/ib-biology/id6657990134)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IB Biology Subscription | $0.99 | per month |


### MathAAIBex

[App page](https://appshunter.io/ios/app/mathaaibex/id6773433352)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock | $19.99 | one-time |


## Frequently asked questions

### Is IB Biology free?

IB Biology is free to download, with in-app purchases available.

### Is MathAAIBex free?

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

### Do IB Biology or MathAAIBex have ads?

Neither IB Biology nor MathAAIBex shows ads.

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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.*