# MathX. vs eKids Star

The clearest difference is in-app purchases: MathX. at none against eKids Star's 4. eKids Star's advantage is update cadence (every 9 days vs every 14 months) and iOS requirement (13.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. eKids Star sells 4 one-off in-app purchases. MathX. asks for nothing beyond the download.

MathX. ships an update every 14 months, eKids Star every 9 days. The most recent releases landed on October 15, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | MathX. | eKids Star |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 9 days** |
| Monetization | — | Free with in-app purchases |
| Size | 91 MB | 267 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [School of Science and Technology, Singapore](https://appshunter.io/developer/649690368) | [Global Digital Content](https://appshunter.io/developer/1207593269) |

## What reviewers say

### MathX.

[App page](https://appshunter.io/ios/app/mathx/id1434950136)

**Features:** macOS Compatibility

**In-app purchases:** none


### eKids Star

[App page](https://appshunter.io/ios/app/ekids-star/id1586158577)

This app offers an adaptive learning experience for children aged 1-10, combining international English and Vietnamese curricula. It features a vast library of games and questions, progress tracking, and uses AR/VR technology to enhance engagement and understanding.

**Highlights:** International English curriculum (4 skills), Vietnamese curriculum integration, 10,000+ games and lessons, 100,000+ questions, Progress tracking and analysis, AR/VR technology integration, AI-powered adaptive learning

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Energy | $1.99 | one-time |
| 1 Month | $2.99 | one-time |
| 6 months | $14.99 | one-time |
| One Year | $30.99 | one-time |


## Frequently asked questions

### Is MathX. free?

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

### Is eKids Star free?

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

### Do MathX. or eKids Star have ads?

Neither MathX. nor eKids Star shows ads.

### Which is updated more often, MathX. or eKids Star?

MathX. ships an update every 14 months, and eKids Star every 9 days. Most recently, MathX. was updated on October 15, 2026 and eKids Star on October 11, 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.*