# Flash Mental Math (Anzan) — Fun Mental Math with Rankings!

> Mental arithmetic trainer with flash number display and global rankings. (iPhone/iPad app by SIC Company Limited.)

- Source: https://appshunter.io/ios/app/flash-mental-math-anzan/id6749636736 (this page in markdown: same URL + `.md`)
- Developer: [SIC Company Limited](https://appshunter.io/developer/1800842356)
- Category: Education, Entertainment
- Price: Free with in-app purchases
- Rating: 5.00/5 from 3 App Store ratings
- Age rating: 4+
- Requires: iOS 13.0 · 50 MB
- Languages: English, French, German, Italian, Japanese, Korean, Portuguese, Chinese, Spanish
- Released: 2025-08-14
- Data updated: 2026-07-03
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/flash-mental-math-anzan/id6749636736/reviews.md

## What is Flash Mental Math (Anzan)?

"Enjoy learning! Flash mental arithmetic app for kids to adults"

Boost your calculation skills with flash mental arithmetic!
Numbers flash on the screen briefly, training your quick thinking and concentration.

■Recommended for:
- Children aiming for soroban (abacus) certification
- School math test preparation
- Adults looking for brain training and speed calculation

■Features:
- Finely tuned difficulty levels (digits × number of flashes × display time) for optimal skill development
- Global ranking system
- Create classroom rankings for friendly competition!
- No personal information required, no account registration needed for safe use
- Supports Japanese, English, German, Spanish, French, Italian, Korean, and Chinese

■Ease of use:
- Simple and intuitive interface, easy for children to use


Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Key features

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

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |



## Frequently asked questions about Flash Mental Math (Anzan)

### What is Flash Mental Math?

Flash Mental Math is an educational app designed to enhance mental arithmetic skills. It uses a flashcard-like system where numbers appear briefly on screen to train quick thinking and concentration for users of all ages.

### Who is Flash Mental Math recommended for?

This app is recommended for children aiming for soroban (abacus) certification, students preparing for school math tests, and adults looking for brain training and speed calculation exercises.

### Does Flash Mental Math require registration?

No, Flash Mental Math does not require any personal information or account registration for safe and easy use. This ensures privacy for all users, especially children.

### What languages does Flash Mental Math support?

Flash Mental Math supports a wide range of languages, including Japanese, English, German, Spanish, French, Italian, Korean, and Chinese, making it accessible to a global audience.

### How does Flash Mental Math track progress?

The app features a global ranking system and allows for the creation of classroom rankings, fostering friendly competition. While specific progress tracking metrics aren't detailed, these features indicate a focus on performance and improvement.

### What is the pricing for Flash Mental Math?

Flash Mental Math is free to download and use. It offers a monthly subscription for $0.99/P1M, suggesting additional features or content may be available through this subscription.

### Does Flash Mental Math have ads?

Yes, Flash Mental Math contains advertisements. As it is a free application with in-app purchases, advertisements are part of its monetization model.

### What devices is Flash Mental Math available on?

Flash Mental Math is available on iPhone, iPad, and iPod devices. Its age rating is 4+, making it suitable for young children and older users alike.

## Version history (last 5 releases)

### 3.2 — 2026-06-16

We've refreshed the UI for a better experience!

### 3.1 — 2026-03-29

We’ve added an Exam Mode! It presents practice questions that simulate the real certification test.

### 2.9 — 2026-03-06

Fixed an issue with the language settings.

### 2.5 — 2026-01-06

Portuguese is now supported.

### 2.4 — 2025-11-29

Fixed a crash that happened on some devices.

## Apps similar to Flash Mental Math (Anzan)

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Soroban - Japanese Abacus](https://appshunter.io/ios/app/soroban-japanese-abacus/id6756285265) | — | Free | Education |
| [Anzan Expert](https://appshunter.io/ios/app/anzan-expert/id1534494364) | 4.7 (6) | Free | Education |
| [Flash mental calculation](https://appshunter.io/ios/app/flash-mental-calculation/id1224937523) | 5.0 (2) | Free | Education |
| [Anzan19x19](https://appshunter.io/ios/app/anzan19x19/id1495063370) | — | Free | Education |
| [Mental Math Speed Trainer](https://appshunter.io/ios/app/mental-math-speed-trainer/id6476421167) | 4.0 (3) | Free | Education |
| [Anzan+](https://appshunter.io/ios/app/anzan-plus/id6480097764) | — | Free | Education |

## More apps by SIC Company Limited

- [そろばん(アカウント制バージョン)](https://appshunter.io/ios/app/id6743016079)
- [Soroban: Abacus & Mental Math](https://appshunter.io/ios/app/soroban-abacus-and-mental-math/id6743341778)
- [My AI Storybook](https://appshunter.io/ios/app/my-ai-storybook/id6752708384)
- [AI Video Translation](https://appshunter.io/ios/app/ai-video-translation/id6754558693)
- [π Pi Challenge](https://appshunter.io/ios/app/pi-challenge/id6756227034)

All apps by SIC Company Limited: https://appshunter.io/developer/1800842356

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-03.*