# SmartPierApp vs เตรียมสอบครูผู้ช่วย

The clearest difference is in-app purchases: SmartPierApp at none against เตรียมสอบครูผู้ช่วย's 1. SmartPierApp also leads on ads (none vs shown) and iOS requirement (14.0 vs 18.0). On price and device support there is nothing between them.

Both are free to download. เตรียมสอบครูผู้ช่วย sells 1 one-off in-app purchase. SmartPierApp asks for nothing beyond the download.

## The numbers

| Metric | SmartPierApp | เตรียมสอบครูผู้ช่วย |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 days | — |
| Size | 76 MB | 17 MB |
| Requires iOS | **14.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Tanat Mongkonborrirug](https://appshunter.io/developer/1447838808) | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) |

## What reviewers say

### SmartPierApp

[App page](https://appshunter.io/ios/app/smartpierapp/id6741760370)

**Features:** macOS Compatibility

**In-app purchases:** none


### เตรียมสอบครูผู้ช่วย

[App page](https://appshunter.io/ios/app/id6794164915)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $2.99 | one-time |


## Frequently asked questions

### Is SmartPierApp free?

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

### Is เตรียมสอบครูผู้ช่วย free?

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

### Do SmartPierApp or เตรียมสอบครูผู้ช่วย have ads?

เตรียมสอบครูผู้ช่วย shows ads; SmartPierApp does not.

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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.*