# Foxar vs 数学口算练习

The clearest difference is price: Foxar at Free against 数学口算练习's $0.99. Foxar also leads on update cadence (weekly vs every 12 months) and rating (4.8 vs 4.5). 数学口算练习's advantage is in-app purchases (none vs 4) and review sentiment (91% vs 76%). On ads and device support there is nothing between them.

Foxar is free to download; 数学口算练习 costs $0.99 up front. Foxar sells 4 in-app purchases, starting at $6.99 per month. 数学口算练习 asks for nothing beyond the download.

Foxar holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: 数学口算练习 has 34 ratings behind it against 5, so its average is the more settled of the two. Written reviews complicate that: 76% of Foxar's written reviews are positive against 91% of 数学口算练习's, so the app with the better star average is not the one people write more warmly about.

Foxar ships an update weekly, 数学口算练习 every 12 months. Both last shipped on September 23, 2026.

## The numbers

| Metric | Foxar | 数学口算练习 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/foxar/id1524068804/reviews)** | [4.5 (34 ratings)](https://appshunter.io/ios/app/id1665809560/reviews) |
| Number of ratings | 5 | **34** |
| Positive reviews | 76.0% of reviews | **90.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 12 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 191 MB | 37 MB |
| Requires iOS | 26.1 | **10.0** |
| Devices | iPhone, iPad, Vision Pro | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Foxar](https://appshunter.io/developer/1330154768) | [森 袁](https://appshunter.io/developer/513885536) |

## What reviewers say

### Foxar

[App page](https://appshunter.io/ios/app/foxar/id1524068804)

Explore educational topics and the world around you with interactive visualizations. This app makes complex subjects like the solar system and human anatomy easy to understand for students and curious minds.

**Highlights:** Interactive learning modules, Explore the Solar System, Understand the human body, Learn about matter and sound, Visualize volcanoes, Suitable for elementary and middle school

**Features:** Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Foxar+ Monthly | $6.99 | per month |
| Foxar Pro Monthly | $6.99 | per month |
| Foxar+ Annual | $49.99 | per year |
| Foxar Pro Annual | $49.99 | per year |


### 数学口算练习

[App page](https://appshunter.io/ios/app/id1665809560)

This app offers a fun way for elementary school students to practice mental math and vertical calculations. It includes features like a practice log and a mistake notebook to help children improve their math skills through engaging activities.

**Highlights:** Mental math practice, Vertical calculation practice, Mistake notebook, Practice records, Math skill improvement, Early math education

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Foxar free?

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

### Is 数学口算练习 free?

数学口算练习 costs $0.99, with no in-app purchases.

### Which has better reviews, Foxar or 数学口算练习?

Foxar is rated higher. Foxar averages 4.8 out of 5 from 5 ratings, while 数学口算练习 averages 4.5 from 34 ratings.

### Do Foxar or 数学口算练习 have ads?

Neither Foxar nor 数学口算练习 shows ads.

### Which is updated more often, Foxar or 数学口算练习?

Foxar ships an update weekly, and 数学口算练习 every 12 months. Most recently, Foxar was updated on September 23, 2026 and 数学口算练习 on September 23, 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.*