# Memory Brain Trainer (Math) vs BrainOfWords

The clearest difference is in-app purchases: Memory Brain Trainer (Math) at none against BrainOfWords's 2. Memory Brain Trainer (Math) also leads on iOS requirement (6.0 vs 17.0). BrainOfWords's advantage is update cadence (every 4 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. BrainOfWords sells 2 in-app purchases, starting at $1.99 per month. Memory Brain Trainer (Math) asks for nothing beyond the download.

Memory Brain Trainer (Math) ships an update every 3 months, BrainOfWords every 4 days. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Memory Brain Trainer (Math) | BrainOfWords |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Size | 57 MB | 18 MB |
| Requires iOS | **6.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KIDEO TECH LTD](https://appshunter.io/developer/905104364) | [Batuhan Kucukyildiz](https://appshunter.io/developer/1707428497) |

## What reviewers say

### Memory Brain Trainer (Math)

[App page](https://appshunter.io/ios/app/memory-brain-trainer-math/id1020432770)

**Features:** macOS Compatibility

**In-app purchases:** none


### BrainOfWords

[App page](https://appshunter.io/ios/app/brainofwords-learn-words/id6748838931)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | per month |
| Premium | $9.99 | per year |


## Frequently asked questions

### Is Memory Brain Trainer (Math) free?

Memory Brain Trainer (Math) is free to download, with no in-app purchases.

### Is BrainOfWords free?

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

### Do Memory Brain Trainer (Math) or BrainOfWords have ads?

Neither Memory Brain Trainer (Math) nor BrainOfWords shows ads.

### Which is updated more often, Memory Brain Trainer (Math) or BrainOfWords?

Memory Brain Trainer (Math) ships an update every 3 months, and BrainOfWords every 4 days. Most recently, Memory Brain Trainer (Math) was updated on September 10, 2026 and BrainOfWords on September 21, 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.*