# MemoryNumber vs カスタマイズ体重計

The clearest difference is in-app purchases: カスタマイズ体重計 at none against MemoryNumber's 1. カスタマイズ体重計 also leads on ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

MemoryNumber ships an update every 2 months, カスタマイズ体重計 monthly. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | MemoryNumber | カスタマイズ体重計 |
| --- | --- | --- |
| Price | **Free** | — |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/memorynumber-braintraining/id6444015375/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 27 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ryo muranaka](https://appshunter.io/developer/1606480078) | [NAOKI NOZUE](https://appshunter.io/developer/6775167876) |

## What reviewers say

### MemoryNumber

[App page](https://appshunter.io/ios/app/memorynumber-braintraining/id6444015375)

This app helps train your memory and cognitive skills through a number-based puzzle. Memorize numbers and their positions to solve challenges, with adjustable difficulty levels.

**Highlights:** Number memorization challenges, Position tracking, Adjustable difficulty levels, Cognitive skill training, Puzzle solving

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $6.99 | one-time |


### カスタマイズ体重計

[App page](https://appshunter.io/ios/app/id6775167874)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MemoryNumber free?

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

### Is カスタマイズ体重計 free?

Pricing for カスタマイズ体重計 is not currently listed on the App Store.

### Do MemoryNumber or カスタマイズ体重計 have ads?

MemoryNumber shows ads; カスタマイズ体重計 does not.

### Which is updated more often, MemoryNumber or カスタマイズ体重計?

MemoryNumber ships an update every 2 months, and カスタマイズ体重計 monthly. Most recently, MemoryNumber was updated on October 6, 2026 and カスタマイズ体重計 on October 12, 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.*