# Abacus Trainer vs FlashAnzan

The clearest difference is ads: FlashAnzan at none against Abacus Trainer's shown. Abacus Trainer's advantage is iOS requirement (15.0 vs 18.0). 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.

## The numbers

| Metric | Abacus Trainer | FlashAnzan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 10 days | — |
| Size | 26 MB | 2 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Doni Winata](https://appshunter.io/developer/6794313295) | [Haruhiko Kishi](https://appshunter.io/developer/942468714) |

## What reviewers say

### Abacus Trainer

[App page](https://appshunter.io/ios/app/abacus-trainer-mental-math/id6794313293)

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

**In-app purchases:** none


### FlashAnzan

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

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

**In-app purchases:** none


## Frequently asked questions

### Is Abacus Trainer free?

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

### Is FlashAnzan free?

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

### Do Abacus Trainer or FlashAnzan have ads?

Abacus Trainer shows ads; FlashAnzan does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*