# Memory Mingle vs Train Brain

The clearest difference is iOS requirement: Train Brain at 12.0 against Memory Mingle's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Memory Mingle sells 3 one-off in-app purchases and Train Brain sells 2 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Memory Mingle ships an update every 5 months, Train Brain every 4 months. The most recent releases landed on September 14, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | Memory Mingle | Train Brain |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Size | 17 MB | 39 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sergey Burd](https://appshunter.io/developer/1748764366) | [Tu Tran Duy](https://appshunter.io/developer/1583189957) |

## What reviewers say

### Memory Mingle

[App page](https://appshunter.io/ios/app/memory-mingle/id6446153701)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.99 | one-time |
| Medium Tip | $5.99 | one-time |
| Large Tip | $99.99 | one-time |


### Train Brain

[App page](https://appshunter.io/ios/app/train-brain-memory-quiz-kids/id6502584842)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Train Brain Premium 1 week | $0.99 | per 7 days |
| Train Brain Premium 1 month | $2.99 | per month |


## Frequently asked questions

### Is Memory Mingle free?

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

### Is Train Brain free?

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

### Do Memory Mingle or Train Brain have ads?

Neither Memory Mingle nor Train Brain shows ads.

### Which is updated more often, Memory Mingle or Train Brain?

Memory Mingle ships an update every 5 months, and Train Brain every 4 months. Most recently, Memory Mingle was updated on September 14, 2026 and Train Brain on May 17, 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.*