# Maths, age 4 vs Audio Book Reader

The clearest difference is in-app purchases: Maths, age 4 at none against Audio Book Reader's 2. Maths, age 4 also leads on iOS requirement (9.0 vs 17.0). Audio Book Reader's advantage is update cadence (every 3 days vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. Audio Book Reader sells 2 in-app purchases, starting at $2.99 per month. Maths, age 4 asks for nothing beyond the download.

Maths, age 4 ships an update every 5 months, Audio Book Reader every 3 days. The most recent releases landed on October 26, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Maths, age 4 | Audio Book Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 days** |
| Size | 38 MB | 17 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hyperion Games (UK) LTD](https://appshunter.io/developer/436377246) | [AI Conveyor Inc.](https://appshunter.io/developer/1873589982) |

## What reviewers say

### Maths, age 4

[App page](https://appshunter.io/ios/app/maths-age-4-8-us-lite/id580811381)

**Features:** macOS Compatibility

**In-app purchases:** none


### Audio Book Reader

[App page](https://appshunter.io/ios/app/audio-book-reader-readbeam/id6761305311)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard | $2.99 | per month |
| Plus | $4.99 | per month |


## Frequently asked questions

### Is Maths, age 4 free?

Maths, age 4 is free to download, with no in-app purchases.

### Is Audio Book Reader free?

Audio Book Reader is free to download, with in-app purchases available.

### Do Maths, age 4 or Audio Book Reader have ads?

Neither Maths, age 4 nor Audio Book Reader shows ads.

### Which is updated more often, Maths, age 4 or Audio Book Reader?

Maths, age 4 ships an update every 5 months, and Audio Book Reader every 3 days. Most recently, Maths, age 4 was updated on October 26, 2026 and Audio Book Reader on October 25, 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.*