# 口算练习与试题打印 vs 加减法

The clearest difference is in-app purchases: 口算练习与试题打印 at none against 加减法's 3. 口算练习与试题打印 also leads on ads (none vs shown). 加减法's advantage is update cadence (monthly vs every 2 months) and device support (3 vs 1). On price there is nothing between them.

Both are free to download. 加减法 sells 3 one-off in-app purchases. 口算练习与试题打印 asks for nothing beyond the download.

口算练习与试题打印 ships an update every 2 months, 加减法 monthly. The most recent releases landed on October 21, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 口算练习与试题打印 | 加减法 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (32 ratings)](https://appshunter.io/ios/app/id1464626631/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 90.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Size | 25 MB | 17 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [馨杭 虞](https://appshunter.io/developer/510327525) | [杭州家之馨电子商务有限公司](https://appshunter.io/developer/1641228139) |

## What reviewers say

### 口算练习与试题打印

[App page](https://appshunter.io/ios/app/id1464626631)

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

**In-app purchases:** none


### 加减法

[App page](https://appshunter.io/ios/app/id6449480332)

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

**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 口算练习与试题打印 free?

口算练习与试题打印 is free to download, with no in-app purchases.

### Is 加减法 free?

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

### Do 口算练习与试题打印 or 加减法 have ads?

加减法 shows ads; 口算练习与试题打印 does not.

### Which is updated more often, 口算练习与试题打印 or 加减法?

口算练习与试题打印 ships an update every 2 months, and 加减法 monthly. Most recently, 口算练习与试题打印 was updated on October 21, 2026 and 加减法 on October 13, 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.*