# AR วิทย์ ป.4 vs Alchemy Odyssey

The clearest difference is in-app purchases: AR วิทย์ ป.4 at none against Alchemy Odyssey's 4. AR วิทย์ ป.4 also leads on device support (3 vs 1) and iOS requirement (10.0 vs 18.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Alchemy Odyssey sells 4 in-app purchases, starting at $0.99 per 7 days. AR วิทย์ ป.4 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | AR วิทย์ ป.4 | Alchemy Odyssey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (8 ratings)](https://appshunter.io/ios/app/alchemy-odyssey-infinity/id6743000050/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | 50.0% of reviews | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Freemium |
| Size | 467 MB | 90 MB |
| Requires iOS | **10.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Illusion (Thailand) Co.,Ltd](https://appshunter.io/developer/869205333) | [Dzmitry Yurkouski](https://appshunter.io/developer/1696592002) |

## 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


### Alchemy Odyssey

[App page](https://appshunter.io/ios/app/alchemy-odyssey-infinity/id6743000050)

Explore a magical world by mixing elements to craft endless combinations and uncover new discoveries. This game offers a relaxing experience with stunning visuals and no time pressure, allowing your imagination to guide your alchemical journey.

**Highlights:** Infinite element combinations, Discover hundreds of unique elements, Simple and deep gameplay, Stunning visuals and animations, Hints for breakthroughs, Relaxing, no-pressure crafting

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $0.99 | per 7 days |
| Premium Annual | $7.99 | per year |
| Alchemy Lifetime | $4.99 | one-time |
| Alchemy Lifetime Pro | $12.99 | one-time |


## Frequently asked questions

### Is AR วิทย์ ป.4 free?

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

### Is Alchemy Odyssey free?

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

### Do AR วิทย์ ป.4 or Alchemy Odyssey have ads?

Neither AR วิทย์ ป.4 nor Alchemy Odyssey shows ads.

### Which is updated more often, AR วิทย์ ป.4 or Alchemy Odyssey?

AR วิทย์ ป.4 ships an update every 2 months, and Alchemy Odyssey every 2 months. Most recently, AR วิทย์ ป.4 was updated on October 14, 2026 and Alchemy Odyssey on October 12, 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.*