# คำไวพจน์ vs AR สสวท. วิทย์ประถม

The clearest difference is update cadence: AR สสวท. วิทย์ประถม at every 6 weeks against คำไวพจน์'s every 8 months. คำไวพจน์'s advantage is iOS requirement (12.0 vs 15.0). 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.

คำไวพจน์ ships an update every 8 months, AR สสวท. วิทย์ประถม every 6 weeks. Both last shipped on September 19, 2026.

## The numbers

| Metric | คำไวพจน์ | AR สสวท. วิทย์ประถม |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 33.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 38 MB | 286 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kittipong Intaboot](https://appshunter.io/developer/972195994) | [The Institute for the Promotion of Teaching Science and Technology (IPST)](https://appshunter.io/developer/643591471) |

## What reviewers say

### คำไวพจน์

[App page](https://appshunter.io/ios/app/id978927670)

**Features:** macOS Compatibility

**In-app purchases:** none


### AR สสวท. วิทย์ประถม

[App page](https://appshunter.io/ios/app/ar/id1503650912)

This app uses augmented reality to bring science and technology concepts to life for primary school students. It serves as a digital supplement to textbooks, enhancing learning through interactive 3D visualizations. The goal is to foster critical thinking and problem-solving skills in young learners.

**Highlights:** Augmented Reality (AR) 3D visualizations, Supplement for primary school science textbooks, Enhances critical thinking and problem-solving, Interactive learning experiences, Aids students and teachers

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is คำไวพจน์ free?

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

### Is AR สสวท. วิทย์ประถม free?

AR สสวท. วิทย์ประถม is free to download, with no in-app purchases.

### Do คำไวพจน์ or AR สสวท. วิทย์ประถม have ads?

Neither คำไวพจน์ nor AR สสวท. วิทย์ประถม shows ads.

### Which is updated more often, คำไวพจน์ or AR สสวท. วิทย์ประถม?

คำไวพจน์ ships an update every 8 months, and AR สสวท. วิทย์ประถม every 6 weeks. Most recently, คำไวพจน์ was updated on September 19, 2026 and AR สสวท. วิทย์ประถม on September 19, 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.*