# FLASH ANZAN (arithmetic) vs Anzan Expert

The clearest difference is rating: Anzan Expert at 4.7 against FLASH ANZAN (arithmetic)'s 3.7. Anzan Expert also leads on review sentiment (100% vs 75%). FLASH ANZAN (arithmetic)'s advantage is ads (none vs shown) and update cadence (monthly vs every 3 months). On price, ratings volume, 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.

Anzan Expert holds the better App Store score, 4.7 against 3.7. Both are backed by a comparable volume of ratings — 3 and 6 respectively. Written reviews point the same way: 75% of FLASH ANZAN (arithmetic)'s written reviews are positive against 100% of Anzan Expert's.

FLASH ANZAN (arithmetic) ships an update monthly, Anzan Expert every 3 months. The most recent releases landed on October 13, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | FLASH ANZAN (arithmetic) | Anzan Expert |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/flash-anzan-arithmetic/id1282325066/reviews) | **[4.7 (6 ratings)](https://appshunter.io/ios/app/anzan-expert/id1534494364/reviews)** |
| Number of ratings | 3 | **6** |
| Positive reviews | 75.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | **Free** | Ad-supported |
| Size | 17 MB | 29 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mako Muraoka Yudai Muraoka](https://appshunter.io/developer/1069915436) | [Moss (Japan)](https://appshunter.io/developer/1534494486) |

## 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


### 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


## Frequently asked questions

### Is FLASH ANZAN (arithmetic) free?

FLASH ANZAN (arithmetic) is free to download, with no in-app purchases.

### Is Anzan Expert free?

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

### Which has better reviews, FLASH ANZAN (arithmetic) or Anzan Expert?

Anzan Expert is rated higher. FLASH ANZAN (arithmetic) averages 3.7 out of 5 from 3 ratings, while Anzan Expert averages 4.7 from 6 ratings.

### Do FLASH ANZAN (arithmetic) or Anzan Expert have ads?

Anzan Expert shows ads; FLASH ANZAN (arithmetic) does not.

### Which is updated more often, FLASH ANZAN (arithmetic) or Anzan Expert?

FLASH ANZAN (arithmetic) ships an update monthly, and Anzan Expert every 3 months. Most recently, FLASH ANZAN (arithmetic) was updated on October 13, 2026 and Anzan Expert on October 20, 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.*