# Flash Mental Math (Anzan) vs 珠算能力検定試験 合格ドリル

The clearest difference is in-app purchases: 珠算能力検定試験 合格ドリル at none against Flash Mental Math (Anzan)'s 1. 珠算能力検定試験 合格ドリル also leads on update cadence (daily vs every 10 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Flash Mental Math (Anzan) sells 1 in-app purchase, starting at $0.99 per month. 珠算能力検定試験 合格ドリル asks for nothing beyond the download.

Flash Mental Math (Anzan) ships an update every 10 days, 珠算能力検定試験 合格ドリル daily. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Flash Mental Math (Anzan) | 珠算能力検定試験 合格ドリル |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/flash-mental-math-anzan/id6749636736/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 10 days | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 54 MB | 53 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SIC Company Limited](https://appshunter.io/developer/1800842356) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### Flash Mental Math (Anzan)

[App page](https://appshunter.io/ios/app/flash-mental-math-anzan/id6749636736)

This app helps users of all ages improve their mental math and calculation speed. Numbers flash on screen briefly, training quick thinking and concentration. It's ideal for children preparing for abacus certification, students needing math test prep, or adults seeking brain training.

**Highlights:** Flash number display for quick thinking, Adjustable difficulty levels, Global and classroom rankings, No account registration required, Supports multiple languages, Intuitive interface for children

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |


### 珠算能力検定試験 合格ドリル

[App page](https://appshunter.io/ios/app/id6763654445)

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

**In-app purchases:** none


## Frequently asked questions

### Is Flash Mental Math (Anzan) free?

Flash Mental Math (Anzan) is free to download, with in-app purchases available.

### Is 珠算能力検定試験 合格ドリル free?

珠算能力検定試験 合格ドリル is free to download, with no in-app purchases.

### Do Flash Mental Math (Anzan) or 珠算能力検定試験 合格ドリル have ads?

Both Flash Mental Math (Anzan) and 珠算能力検定試験 合格ドリル show ads.

### Which is updated more often, Flash Mental Math (Anzan) or 珠算能力検定試験 合格ドリル?

Flash Mental Math (Anzan) ships an update every 10 days, and 珠算能力検定試験 合格ドリル daily. Most recently, Flash Mental Math (Anzan) was updated on November 5, 2026 and 珠算能力検定試験 合格ドリル on October 31, 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.*