# Anzan Expert vs Flash Mental Math

The clearest difference is ratings volume: Flash Mental Math at 18 against Anzan Expert's 6. On price, rating, update cadence and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.7 for Anzan Expert against 4.7 for Flash Mental Math. Both are backed by a comparable volume of ratings — 6 and 18 respectively.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 3, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Anzan Expert | Flash Mental Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (6 ratings)](https://appshunter.io/ios/app/anzan-expert/id1534494364/reviews) | [4.7 (18 ratings)](https://appshunter.io/ios/app/flash-mental-math-simple/id1547944841/reviews) |
| Number of ratings | 6 | **18** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Ad-supported | Ad-supported |
| Size | 31 MB | 14 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Moss](https://appshunter.io/developer/1534494486) | [Ryouhei Azuma](https://appshunter.io/developer/1353297781) |

## What reviewers say

### Anzan Expert

[App page](https://appshunter.io/ios/app/anzan-expert/id1534494364)

This app helps improve mental math skills by presenting numbers that flash on screen for users to add. It offers various stages with increasing difficulty and timed challenges, along with a practice mode for self-paced learning. Users can earn medals and track their progress.

**Highlights:** Timed flash calculation challenges, 20 stages with increasing difficulty, Practice mode for self-paced learning, Expert medals and level progression, Review missed questions, Multi-challenger profiles, Customizable themes

**In-app purchases:** none


### Flash Mental Math

[App page](https://appshunter.io/ios/app/flash-mental-math-simple/id1547944841)

Practice mental arithmetic with various difficulty levels and custom modes. This app serves as a brain training tool to enhance calculation skills.

**Highlights:** Mental arithmetic practice, Easy, normal, and difficult modes, Customizable modes, Brain training, Calculation skill improvement

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

**In-app purchases:** none


## Frequently asked questions

### Is Anzan Expert free?

Anzan Expert is free to download, with no in-app purchases.

### Is Flash Mental Math free?

Flash Mental Math is free to download, with no in-app purchases.

### Which has better reviews, Anzan Expert or Flash Mental Math?

Anzan Expert and Flash Mental Math are both rated 4.7 out of 5 on the App Store, from 6 and 18 ratings respectively.

### Do Anzan Expert or Flash Mental Math have ads?

Both Anzan Expert and Flash Mental Math show ads.

### Which is updated more often, Anzan Expert or Flash Mental Math?

Anzan Expert ships an update every 3 months, and Flash Mental Math every 3 months. Most recently, Anzan Expert was updated on October 3, 2026 and Flash Mental Math on September 29, 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.*