# Umbalena School vs CodeMath

The clearest difference is rating: Umbalena School at 5.0 against CodeMath's 3.7. Umbalena School also leads on iOS requirement (13.0 vs 15.1). CodeMath's advantage is monetization model (free vs free with in-app purchases) and update cadence (every 2 weeks vs every 5 weeks). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Umbalena School sells 4 in-app purchases, starting at $3.99 per month and CodeMath sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Umbalena School holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Umbalena School ships an update every 5 weeks, CodeMath every 2 weeks. The most recent releases landed on October 10, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Umbalena School | CodeMath |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/umbalena-school/id1616534003/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/codemath-learn-math-together/id6448272564/reviews) |
| Number of ratings | 1 | **3** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 99 MB | 67 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VOOC TECHNOLOGY COMPANY LIMITED](https://appshunter.io/developer/1259817228) | [Nguyen Van Huu](https://appshunter.io/developer/1649904386) |

## What reviewers say

### Umbalena School

[App page](https://appshunter.io/ios/app/umbalena-school/id1616534003)

This digital library offers a vast collection of Vietnamese-English bilingual books and subject-specific reference materials. It aims to enhance learning through interactive features, AR books, and a smart learning management system connecting students, teachers, families, and schools.

**Highlights:** Bilingual Vietnamese-English book collection, Subject-specific reference materials, Interactive AR book features, Smart learning management system, Progress tracking and reports, Virtual classroom creation

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package 1 month | $3.99 | per month |
| Package 1 Year Subscription | $24.99 | per year |
| Gói 500 Umbala Xu | $1.99 | one-time |
| Gói 1000 Umbala Xu | $2.99 | one-time |


### CodeMath

[App page](https://appshunter.io/ios/app/codemath-learn-math-together/id6448272564)

This app offers free online Olympic Math courses for elementary students, covering various international competitions. It features engaging video lessons, practice tests, and exam resources with solutions. Students can interact with teachers and parents can track progress.

**Highlights:** Olympic Math courses for grades 1-5, Video lessons and practice questions, Comprehensive practice tests, Exam resources and solutions, Teacher interaction and support, Parental progress tracking

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Luyện thi Toán ASMO khối 1 | $22.99 | one-time |


## Frequently asked questions

### Is Umbalena School free?

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

### Is CodeMath free?

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

### Which has better reviews, Umbalena School or CodeMath?

Umbalena School is rated higher. Umbalena School averages 5.0 out of 5 from 1 ratings, while CodeMath averages 3.7 from 3 ratings.

### Do Umbalena School or CodeMath have ads?

Neither Umbalena School nor CodeMath shows ads.

### Which is updated more often, Umbalena School or CodeMath?

Umbalena School ships an update every 5 weeks, and CodeMath every 2 weeks. Most recently, Umbalena School was updated on October 10, 2026 and CodeMath on September 30, 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.*