# 徳を積む vs Mathgrid

The clearest difference is in-app purchases: 徳を積む at none against Mathgrid's 3. 徳を積む also leads on iOS requirement (11.0 vs 15.0). Mathgrid's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Mathgrid sells 3 one-off in-app purchases. 徳を積む asks for nothing beyond the download.

## The numbers

| Metric | 徳を積む | Mathgrid |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 3 months |
| Size | 171 MB | 108 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [takuya motomura](https://appshunter.io/developer/1352673128) | [XSGames](https://appshunter.io/developer/1725979641) |

## What reviewers say

### 徳を積む

[App page](https://appshunter.io/ios/app/id1616292722)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mathgrid

[App page](https://appshunter.io/ios/app/mathgrid-brain-training-game/id6762621372)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Donate | $0.99 | one-time |
| Donate + Coffee | $3.99 | one-time |
| Donate + Love | $6.99 | one-time |


## Frequently asked questions

### Is 徳を積む free?

徳を積む is free to download, with no in-app purchases.

### Is Mathgrid free?

Mathgrid is free to download, with in-app purchases available.

### Do 徳を積む or Mathgrid have ads?

徳を積む shows ads; Mathgrid does not.

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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.*