# สอบติด จูเนียร์ vs KENGSOB

The clearest difference is in-app purchases: KENGSOB at none against สอบติด จูเนียร์'s 10. KENGSOB also leads on update cadence (every 9 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. สอบติด จูเนียร์ sells 10 one-off in-app purchases. KENGSOB asks for nothing beyond the download.

สอบติด จูเนียร์ ships an update every 3 weeks, KENGSOB every 9 days. The most recent releases landed on October 14, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | สอบติด จูเนียร์ | KENGSOB |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Every 9 days** |
| Size | 107 MB | 190 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sobtid Edutainment Company Limited](https://appshunter.io/developer/1191038394) | [CHULALONGKORN UNIVERSITY BOOK CENTER](https://appshunter.io/developer/1841602247) |

## What reviewers say

### สอบติด จูเนียร์

[App page](https://appshunter.io/ios/app/id1444568064)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pretest ราคา 399 บาท | $9.99 | one-time |
| Pretest ราคา 429 บาท | $11.99 | one-time |
| Pretest ราคา 479 บาท | $12.99 | one-time |
| Pretest ราคา 499 บาท | $12.99 | one-time |
| Pretest ราคา 549 บาท | $14.99 | one-time |
| Pretest ราคา 579 บาท | $14.99 | one-time |
| Pretest ราคา 599 บาท | $17.99 | one-time |
| Pretest ราคา 649 บาท | $17.99 | one-time |
| Pretest ราคา 699 บาท | $19.99 | one-time |
| Pretest ราคา 729 บาท | $19.99 | one-time |


### KENGSOB

[App page](https://appshunter.io/ios/app/kengsob/id6752893704)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is สอบติด จูเนียร์ free?

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

### Is KENGSOB free?

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

### Do สอบติด จูเนียร์ or KENGSOB have ads?

Both สอบติด จูเนียร์ and KENGSOB show ads.

### Which is updated more often, สอบติด จูเนียร์ or KENGSOB?

สอบติด จูเนียร์ ships an update every 3 weeks, and KENGSOB every 9 days. Most recently, สอบติด จูเนียร์ was updated on October 14, 2026 and KENGSOB on September 24, 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.*