# Bus vs Ôn thi công chức

The clearest difference is device support: Bus at 3 against Ôn thi công chức's —. Ôn thi công chức's advantage is iOS requirement (11.0 vs 15.6). On price and in-app purchases there is nothing between them.

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

## The numbers

| Metric | Bus | Ôn thi công chức |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Monthly | — |
| Size | 47 MB | 30 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 17+ | 4+ |
| Developer | [Nguyen Vinh](https://appshunter.io/developer/1274903069) | [Cuong Luu Hung](https://appshunter.io/developer/1634793639) |

## What reviewers say

### Bus

[App page](https://appshunter.io/ios/app/bus/id1603972490)

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

**In-app purchases:** none


### Ôn thi công chức

[App page](https://appshunter.io/ios/app/on-thi-cong-chuc/id6468879205)

**In-app purchases:** none


## Frequently asked questions

### Is Bus free?

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

### Is Ôn thi công chức free?

Ôn thi công chức is free to download, with no in-app purchases.

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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.*