# Thai vs Molecular Shape

The clearest difference is ads: Molecular Shape at none against Thai's shown. Molecular Shape also leads on update cadence (every 2 days vs every 14 months) and iOS requirement (11.0 vs 15.0). On price, 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.

Thai ships an update every 14 months, Molecular Shape every 2 days. The most recent releases landed on October 26, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Thai | Molecular Shape |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 14 months | **Every 2 days** |
| Size | 33 MB | 111 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kittipong Intaboot](https://appshunter.io/developer/972195994) | [The Sun Plex Engineering And Software CO., LTD.](https://appshunter.io/developer/1116606116) |

## What reviewers say

### Thai

[App page](https://appshunter.io/ios/app/thaithai-dictionary/id1097338002)

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

**In-app purchases:** none


### Molecular Shape

[App page](https://appshunter.io/ios/app/molecular-shape/id1585601747)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Thai free?

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

### Is Molecular Shape free?

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

### Do Thai or Molecular Shape have ads?

Thai shows ads; Molecular Shape does not.

### Which is updated more often, Thai or Molecular Shape?

Thai ships an update every 14 months, and Molecular Shape every 2 days. Most recently, Thai was updated on October 26, 2026 and Molecular Shape on October 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*