# Four Memory vs MathManiaApp

The clearest difference is price: MathManiaApp at Free against Four Memory's $0.99. Four Memory's advantage is in-app purchases (none vs 1) and iOS requirement (9.0 vs 15.0). On update cadence, ads and device support there is nothing between them.

MathManiaApp is free to download; Four Memory costs $0.99 up front. MathManiaApp sells 1 one-off in-app purchase. Four Memory asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 5 days. The most recent releases landed on June 10, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Four Memory | MathManiaApp |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | Every 5 days |
| Monetization | Paid | — |
| Size | 233 MB | 6 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dreamstate Studios](https://appshunter.io/developer/1360612296) | [Daryl Wong](https://appshunter.io/developer/1005001637) |

## What reviewers say

### Four Memory

[App page](https://appshunter.io/ios/app/four-memory/id1540217692)

This game offers an infinite memory training experience with four distinct difficulty levels. Players must recall and tap characters in the correct sequence as they appear. It's designed to be engaging for both children and adults.

**Highlights:** Infinite memory training, Four difficulty levels, Character sequence recall, Engaging for all ages, Simple tap controls

**Features:** macOS Compatibility

**In-app purchases:** none


### MathManiaApp

[App page](https://appshunter.io/ios/app/mathmaniaapp/id1563677400)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access | $0.99 | one-time |


## Frequently asked questions

### Is Four Memory free?

Four Memory costs $0.99, with no in-app purchases.

### Is MathManiaApp free?

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

### Do Four Memory or MathManiaApp have ads?

Neither Four Memory nor MathManiaApp shows ads.

### Which is updated more often, Four Memory or MathManiaApp?

Four Memory ships an update every 5 days, and MathManiaApp every 5 days. Most recently, Four Memory was updated on June 10, 2026 and MathManiaApp on October 14, 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.*