# Onyx IX CSS vs Eduba

The clearest difference is update cadence: Eduba at every 3 weeks against Onyx IX CSS's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Onyx IX CSS ships an update every 4 months, Eduba every 3 weeks. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Onyx IX CSS | Eduba |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 27 MB | 42 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ultimate Solutions](https://appshunter.io/developer/1190319655) | [ABDULLAH KAREEM Al-HAJJAJ](https://appshunter.io/developer/1896493566) |

## What reviewers say

### Onyx IX CSS

[App page](https://appshunter.io/ios/app/onyx-ix-css/id1584092874)

**Features:** macOS Compatibility

**In-app purchases:** none


### Eduba

[App page](https://appshunter.io/ios/app/eduba/id6769837533)

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

**In-app purchases:** none


## Frequently asked questions

### Is Onyx IX CSS free?

Onyx IX CSS is free to download, with no in-app purchases.

### Is Eduba free?

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

### Do Onyx IX CSS or Eduba have ads?

Neither Onyx IX CSS nor Eduba shows ads.

### Which is updated more often, Onyx IX CSS or Eduba?

Onyx IX CSS ships an update every 4 months, and Eduba every 3 weeks. Most recently, Onyx IX CSS was updated on October 6, 2026 and Eduba on October 12, 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.*