# Mischievous Memory vs Simon Montessori Edition

The clearest difference is ads: Simon Montessori Edition at none against Mischievous Memory's shown. Simon Montessori Edition also leads on iOS requirement (15.0 vs 17.6). Mischievous Memory's advantage is update cadence (every 4 days vs every 3 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mischievous Memory ships an update every 4 days, Simon Montessori Edition every 3 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | Mischievous Memory | Simon Montessori Edition |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 3 months |
| Size | 35 MB | 6 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Koichi Takahashi](https://appshunter.io/developer/1809496505) | [Iker Vazquez](https://appshunter.io/developer/1032978250) |

## What reviewers say

### Mischievous Memory

[App page](https://appshunter.io/ios/app/mischievous-memory/id6759010426)

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

**In-app purchases:** none


### Simon Montessori Edition

[App page](https://appshunter.io/ios/app/simon-montessori-edition/id6759605461)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mischievous Memory free?

Mischievous Memory is free to download, with no in-app purchases.

### Is Simon Montessori Edition free?

Simon Montessori Edition is free to download, with no in-app purchases.

### Do Mischievous Memory or Simon Montessori Edition have ads?

Mischievous Memory shows ads; Simon Montessori Edition does not.

### Which is updated more often, Mischievous Memory or Simon Montessori Edition?

Mischievous Memory ships an update every 4 days, and Simon Montessori Edition every 3 months. Most recently, Mischievous Memory was updated on October 25, 2026 and Simon Montessori Edition 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.*