# 口算之王 vs Arithmetic Worksheet

The clearest difference is in-app purchases: Arithmetic Worksheet at none against 口算之王's 10. 口算之王's advantage is update cadence (monthly vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 口算之王 sells 10 one-off in-app purchases. Arithmetic Worksheet asks for nothing beyond the download.

口算之王 ships an update monthly, Arithmetic Worksheet every 4 months. The most recent releases landed on September 21, 2026 and February 27, 2026 respectively.

## The numbers

| Metric | 口算之王 | Arithmetic Worksheet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Size | 171 MB | 87 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kunming Jianet Technology Co., Ltd.](https://appshunter.io/developer/1465682556) | [Yan Xu](https://appshunter.io/developer/1503643654) |

## What reviewers say

### 口算之王

[App page](https://appshunter.io/ios/app/id1479856216)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6元解锁口算跑酷-阳光飞驰 | $0.99 | one-time |
| 6元解锁口算跑酷-黑夜狂奔 | $0.99 | one-time |
| 6元解锁口算金币大亨 | $0.99 | one-time |
| 6元解锁口算射箭场 | $0.99 | one-time |
| 6元解锁口算星球探险 | $0.99 | one-time |
| 6元解锁补数大挑战 | $0.99 | one-time |
| 6元解锁口算消灭坦克 | $0.99 | one-time |
| 6元解锁算式消消乐 | $0.99 | one-time |
| 6元解锁口算吃糖果 | $0.99 | one-time |
| 12元购买120颗钻石 | $1.99 | one-time |


### Arithmetic Worksheet

[App page](https://appshunter.io/ios/app/arithmetic-worksheet/id6473706462)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 口算之王 free?

口算之王 is free to download, with in-app purchases available.

### Is Arithmetic Worksheet free?

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

### Do 口算之王 or Arithmetic Worksheet have ads?

Neither 口算之王 nor Arithmetic Worksheet shows ads.

### Which is updated more often, 口算之王 or Arithmetic Worksheet?

口算之王 ships an update monthly, and Arithmetic Worksheet every 4 months. Most recently, 口算之王 was updated on September 21, 2026 and Arithmetic Worksheet on February 27, 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.*