# Khmer Math Exercises vs Rocket English

The clearest difference is rating: Rocket English at 5.0 against Khmer Math Exercises's 3.8. Khmer Math Exercises's advantage is in-app purchases (none vs 1) and ratings volume (12 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Rocket English sells 1 one-off in-app purchase. Khmer Math Exercises asks for nothing beyond the download.

Rocket English holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: Khmer Math Exercises has 12 ratings behind it against 1, so its average is the more settled of the two.

Khmer Math Exercises ships an update every 9 months, Rocket English every 12 months. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Khmer Math Exercises | Rocket English |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (12 ratings)](https://appshunter.io/ios/app/khmer-math-exercises/id1080917380/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rocket-english/id6740396151/reviews)** |
| Number of ratings | **12** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 9 months** | Every 12 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 86 MB | 13 MB |
| Requires iOS | **12.0** | 14.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cheab Kunthea](https://appshunter.io/developer/1073035288) | [SHINGO MATSUO](https://appshunter.io/developer/1493414113) |

## What reviewers say

### Khmer Math Exercises

[App page](https://appshunter.io/ios/app/khmer-math-exercises/id1080917380)

Learn and solve math problems with a collection of exercises for grades 7 through 12. This application offers tips to help users tackle math challenges, allowing for convenient study anytime, anywhere.

**Highlights:** Math exercises for grades 7-12, Problem-solving tips, Learn anywhere, anytime, Beautiful and smooth UI, Formulas and exercises

**Features:** macOS Compatibility

**In-app purchases:** none


### Rocket English

[App page](https://appshunter.io/ios/app/rocket-english/id6740396151)

This app helps users learn basic English vocabulary through interactive quizzes and a word reading function. It offers multiple quiz formats to keep learning engaging and includes an alphabet section with example words. Available in Khmer and Lao, it's designed for easy memorization and pronunciation practice.

**Highlights:** Basic English vocabulary learning, Interactive quizzes, Word reading function for pronunciation, Alphabet section with examples, Multiple quiz formats, Searchable word list

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


## Frequently asked questions

### Is Khmer Math Exercises free?

Khmer Math Exercises is free to download, with no in-app purchases.

### Is Rocket English free?

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

### Which has better reviews, Khmer Math Exercises or Rocket English?

Rocket English is rated higher. Khmer Math Exercises averages 3.8 out of 5 from 12 ratings, while Rocket English averages 5.0 from 1 ratings.

### Do Khmer Math Exercises or Rocket English have ads?

Both Khmer Math Exercises and Rocket English show ads.

### Which is updated more often, Khmer Math Exercises or Rocket English?

Khmer Math Exercises ships an update every 9 months, and Rocket English every 12 months. Most recently, Khmer Math Exercises was updated on October 24, 2026 and Rocket English on October 28, 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.*