# ひたすら計算練習 vs Speed Math Drill

The clearest difference is in-app purchases: ひたすら計算練習 at none against Speed Math Drill's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Speed Math Drill sells 1 one-off in-app purchase. ひたすら計算練習 asks for nothing beyond the download.

## The numbers

| Metric | ひたすら計算練習 | Speed Math Drill |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | — | Every 2 weeks |
| Size | 12 MB | 37 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yushi Yamada](https://appshunter.io/developer/1512178341) | [MASAKI CHIBA](https://appshunter.io/developer/1890488277) |

## What reviewers say

### ひたすら計算練習

[App page](https://appshunter.io/ios/app/id1565729757)

**Features:** macOS Compatibility

**In-app purchases:** none


### Speed Math Drill

[App page](https://appshunter.io/ios/app/speed-math-drill-mental-math/id6761619388)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Unlock | $1.99 | one-time |


## Frequently asked questions

### Is ひたすら計算練習 free?

ひたすら計算練習 is free to download, with no in-app purchases.

### Is Speed Math Drill free?

Speed Math Drill is free to download, with in-app purchases available.

### Do ひたすら計算練習 or Speed Math Drill have ads?

Both ひたすら計算練習 and Speed Math Drill show ads.

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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.*