# Practice mental arithmetic vs FlashAnzan

The clearest difference is update cadence: FlashAnzan at every 2 days against Practice mental arithmetic's every 5 weeks. Practice mental arithmetic's advantage is iOS requirement (10.0 vs 18.0). On price, ads, 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.

Practice mental arithmetic ships an update every 5 weeks, FlashAnzan every 2 days. The most recent releases landed on October 3, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Practice mental arithmetic | FlashAnzan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 days** |
| Size | 22 MB | 8 MB |
| Requires iOS | **10.0** | 18.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Dmitry Korchagin](https://appshunter.io/developer/1037103262) | [Haruhiko Kishi](https://appshunter.io/developer/942468714) |

## What reviewers say

### Practice mental arithmetic

[App page](https://appshunter.io/ios/app/practice-mental-arithmetic/id1495163369)

**Features:** macOS Compatibility

**In-app purchases:** none


### FlashAnzan

[App page](https://appshunter.io/ios/app/flashanzan-mental-math/id6799545041)

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Practice mental arithmetic free?

Practice mental arithmetic is free to download, with no in-app purchases.

### Is FlashAnzan free?

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

### Do Practice mental arithmetic or FlashAnzan have ads?

Neither Practice mental arithmetic nor FlashAnzan shows ads.

### Which is updated more often, Practice mental arithmetic or FlashAnzan?

Practice mental arithmetic ships an update every 5 weeks, and FlashAnzan every 2 days. Most recently, Practice mental arithmetic was updated on October 3, 2026 and FlashAnzan on October 16, 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.*