# Arithmetic vs 速算训练

The clearest difference is in-app purchases: Arithmetic at none against 速算训练's 3. Arithmetic also leads on device support. On price and iOS requirement there is nothing between them.

Both are free to download. 速算训练 sells 3 one-off in-app purchases. Arithmetic asks for nothing beyond the download.

## The numbers

| Metric | Arithmetic | 速算训练 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Size | 29 MB | 18 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Metademy](https://appshunter.io/developer/1675831131) | [杭州家之馨电子商务有限公司](https://appshunter.io/developer/1641228139) |

## What reviewers say

### Arithmetic

[App page](https://appshunter.io/ios/app/arithmetic-the-24-point-game/id6450181545)

**Features:** macOS Compatibility

**In-app purchases:** none


### 速算训练

[App page](https://appshunter.io/ios/app/id6468921340)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $4.99 | one-time |
| 半年会员 | $7.99 | one-time |
| 年度会员 | $11.99 | one-time |


## Frequently asked questions

### Is Arithmetic free?

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

### Is 速算训练 free?

速算训练 is free to download, with in-app purchases available.

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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.*