# Neon Simon vs 記憶サイモン

The clearest difference is in-app purchases: 記憶サイモン at none against Neon Simon's 2. Neon Simon's advantage is ads (none vs shown) and device support (3 vs 1). On price and update cadence there is nothing between them.

Both are free to download. Neon Simon sells 1 one-off in-app purchase. 記憶サイモン asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Neon Simon | 記憶サイモン |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 days | Every 2 days |
| Size | 26 MB | 7 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Taiga Yanai](https://appshunter.io/developer/1896020186) | [BIKRAM KANDEL](https://appshunter.io/developer/1841287667) |

## What reviewers say

### Neon Simon

[App page](https://appshunter.io/ios/app/neon-simon-memory-training/id6765639850)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads (Permanent) | $1.99 | one-time |


### 記憶サイモン

[App page](https://appshunter.io/ios/app/id6785276246)

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

**In-app purchases:** none


## Frequently asked questions

### Is Neon Simon free?

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

### Is 記憶サイモン free?

記憶サイモン is free to download, with no in-app purchases.

### Do Neon Simon or 記憶サイモン have ads?

記憶サイモン shows ads; Neon Simon does not.

### Which is updated more often, Neon Simon or 記憶サイモン?

Neon Simon ships an update every 2 days, and 記憶サイモン every 2 days. Most recently, Neon Simon was updated on October 24, 2026 and 記憶サイモン on October 19, 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.*