# ANZAN Endless vs Flash Mental Math

The clearest difference is rating: Flash Mental Math at 4.7 against ANZAN Endless's 4.0. Flash Mental Math also leads on ratings volume (18 vs 1). ANZAN Endless's advantage is iOS requirement (13.7 vs 15.6). On price, update cadence, ads and in-app purchases 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 4.0. That said, the two scores are not equally well evidenced: Flash Mental Math has 18 ratings behind it against 1, so its average is the more settled of the two.

ANZAN Endless ships an update every 4 months, Flash Mental Math every 3 months. The most recent releases landed on September 10, 2026 and August 3, 2026 respectively.

## The numbers

| Metric | ANZAN Endless | Flash Mental Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/anzan-endless/id1544396774/reviews) | **[4.7 (18 ratings)](https://appshunter.io/ios/app/flash-mental-math-simple/id1547944841/reviews)** |
| Number of ratings | 1 | **18** |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Ad-supported | Ad-supported |
| Size | 3 MB | 14 MB |
| Requires iOS | **13.7** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [sa0001.industry](https://appshunter.io/developer/410512599) | [Ryouhei Azuma](https://appshunter.io/developer/1353297781) |

## What reviewers say

### ANZAN Endless

[App page](https://appshunter.io/ios/app/anzan-endless/id1544396774)

Enhance your mental math skills with daily challenges that adapt to your level. Improve speed and accuracy through consistent practice. This app helps you naturally progress in flash mental arithmetic.

**Highlights:** Adaptive difficulty adjustment, Daily practice challenges, Progressive leveling system, Flash mental arithmetic training, Speed and digit count customization

**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 ANZAN Endless free?

ANZAN Endless 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 Endless or Flash Mental Math?

Flash Mental Math is rated higher. ANZAN Endless averages 4.0 out of 5 from 1 ratings, while Flash Mental Math averages 4.7 from 18 ratings.

### Do ANZAN Endless or Flash Mental Math have ads?

Both ANZAN Endless and Flash Mental Math show ads.

### Which is updated more often, ANZAN Endless or Flash Mental Math?

ANZAN Endless ships an update every 4 months, and Flash Mental Math every 3 months. Most recently, ANZAN Endless was updated on September 10, 2026 and Flash Mental Math on August 3, 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.*