# FLASH ANZAN (arithmetic) vs Flash Mental Math

The clearest difference is rating: Flash Mental Math at 4.7 against FLASH ANZAN (arithmetic)'s 3.7. Flash Mental Math also leads on ratings volume (18 vs 3). FLASH ANZAN (arithmetic)'s advantage is ads (none vs shown) and update cadence (monthly vs every 3 months). On price, in-app purchases and device support there is nothing between them.

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

Flash Mental Math holds the better App Store score, 4.7 against 3.7. That said, the two scores are not equally well evidenced: Flash Mental Math has 18 ratings behind it against 3, so its average is the more settled of the two.

FLASH ANZAN (arithmetic) ships an update monthly, Flash Mental Math every 3 months. The most recent releases landed on October 13, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | FLASH ANZAN (arithmetic) | Flash Mental Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/flash-anzan-arithmetic/id1282325066/reviews) | **[4.7 (18 ratings)](https://appshunter.io/ios/app/flash-mental-math-simple/id1547944841/reviews)** |
| Number of ratings | 3 | **18** |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | **Free** | Ad-supported |
| Size | 17 MB | 14 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mako Muraoka Yudai Muraoka](https://appshunter.io/developer/1069915436) | [Ryouhei Azuma](https://appshunter.io/developer/1353297781) |

## What reviewers say

### FLASH ANZAN (arithmetic)

[App page](https://appshunter.io/ios/app/flash-anzan-arithmetic/id1282325066)

Practice mental arithmetic with adjustable settings for digit count, flash speed, and problem quantity. Designed to enhance calculation skills through timed exercises.

**Highlights:** Adjustable number of digits (1-7), Customizable flash time (0.1-3.0 seconds), Selectable number of problems (5-100), Focus on mental calculation

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

**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 FLASH ANZAN (arithmetic) free?

FLASH ANZAN (arithmetic) 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, FLASH ANZAN (arithmetic) or Flash Mental Math?

Flash Mental Math is rated higher. FLASH ANZAN (arithmetic) averages 3.7 out of 5 from 3 ratings, while Flash Mental Math averages 4.7 from 18 ratings.

### Do FLASH ANZAN (arithmetic) or Flash Mental Math have ads?

Flash Mental Math shows ads; FLASH ANZAN (arithmetic) does not.

### Which is updated more often, FLASH ANZAN (arithmetic) or Flash Mental Math?

FLASH ANZAN (arithmetic) ships an update monthly, and Flash Mental Math every 3 months. Most recently, FLASH ANZAN (arithmetic) was updated on October 13, 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.*