# 数学口算练习 vs OSIRIS GLU

The clearest difference is review sentiment: 数学口算练习 at 91% against OSIRIS GLU's 0%. 数学口算练习 also leads on rating (4.5 vs 1.5) and ratings volume (34 vs 2). OSIRIS GLU's advantage is price (Free vs $0.99) and update cadence (every 5 months vs every 12 months). On ads, in-app purchases, monetization model and device support there is nothing between them.

OSIRIS GLU is free to download; 数学口算练习 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

数学口算练习 holds the better App Store score, 4.5 against 1.5. That said, the two scores are not equally well evidenced: 数学口算练习 has 34 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 91% of 数学口算练习's written reviews are positive against 0% of OSIRIS GLU's.

数学口算练习 ships an update every 12 months, OSIRIS GLU every 5 months. The most recent releases landed on October 27, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | 数学口算练习 | OSIRIS GLU |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.5 (34 ratings)](https://appshunter.io/ios/app/id1665809560/reviews)** | [1.5 (2 ratings)](https://appshunter.io/ios/app/osiris-glu/id6443484122/reviews) |
| Number of ratings | **34** | 2 |
| Positive reviews | **90.9% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 37 MB | 34 MB |
| Requires iOS | **10.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [森 袁](https://appshunter.io/developer/513885536) | [CACI bv](https://appshunter.io/developer/961337312) |

## What reviewers say

### 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


### OSIRIS GLU

[App page](https://appshunter.io/ios/app/osiris-glu/id6443484122)

Stay informed about your academic progress with this student-focused application. Access grades, view your updated schedule to avoid missing classes, and receive important notifications directly on your mobile device. The integrated news feed ensures you're always up-to-date with the latest school announcements.

**Highlights:** Access to grades, Updated timetable, Receive notifications, News feed, Mobile access

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 数学口算练习 free?

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

### Is OSIRIS GLU free?

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

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

数学口算练习 is rated higher. 数学口算练习 averages 4.5 out of 5 from 34 ratings, while OSIRIS GLU averages 1.5 from 2 ratings.

### Do 数学口算练习 or OSIRIS GLU have ads?

Neither 数学口算练习 nor OSIRIS GLU shows ads.

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

数学口算练习 ships an update every 12 months, and OSIRIS GLU every 5 months. Most recently, 数学口算练习 was updated on October 27, 2026 and OSIRIS GLU on October 20, 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.*