# AR วิทย์ ป.4 vs EVENTAR Checker

The clearest difference is update cadence: EVENTAR Checker at every 3 weeks against AR วิทย์ ป.4's every 2 months. AR วิทย์ ป.4's advantage is iOS requirement (10.0 vs 15.1). 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.

AR วิทย์ ป.4 ships an update every 2 months, EVENTAR Checker every 3 weeks. Both last shipped on October 14, 2026.

## The numbers

| Metric | AR วิทย์ ป.4 | EVENTAR Checker |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 467 MB | 45 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Illusion (Thailand) Co.,Ltd](https://appshunter.io/developer/869205333) | [ARZIO](https://appshunter.io/developer/1736912432) |

## What reviewers say

### AR วิทย์ ป.4

[App page](https://appshunter.io/ios/app/ar-4/id1296136077)

This educational app uses augmented reality to bring science textbooks to life for elementary students. It aims to enhance learning by providing interactive 3D visualizations, promoting critical thinking and problem-solving skills.

**Highlights:** Augmented reality 3D visualizations, Interactive science textbook companion, Enhances critical thinking, Supports problem-solving skills, Aids science teachers

**In-app purchases:** none


### EVENTAR Checker

[App page](https://appshunter.io/ios/app/eventar-checker/id6443708504)

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

**In-app purchases:** none


## Frequently asked questions

### Is AR วิทย์ ป.4 free?

AR วิทย์ ป.4 is free to download, with no in-app purchases.

### Is EVENTAR Checker free?

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

### Do AR วิทย์ ป.4 or EVENTAR Checker have ads?

Neither AR วิทย์ ป.4 nor EVENTAR Checker shows ads.

### Which is updated more often, AR วิทย์ ป.4 or EVENTAR Checker?

AR วิทย์ ป.4 ships an update every 2 months, and EVENTAR Checker every 3 weeks. Most recently, AR วิทย์ ป.4 was updated on October 14, 2026 and EVENTAR Checker on October 14, 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.*