# คำต่างประเทศในภาษาไทย (ADs) vs IPST Chemistry E

The clearest difference is ads: IPST Chemistry E at none against คำต่างประเทศในภาษาไทย (ADs)'s shown. IPST Chemistry E also leads on update cadence (every 3 months vs every 70 months) and iOS requirement (8.0 vs 13.0). 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.

คำต่างประเทศในภาษาไทย (ADs) ships an update every 70 months, IPST Chemistry E every 3 months. The most recent releases landed on October 29, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | คำต่างประเทศในภาษาไทย (ADs) | IPST Chemistry E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 70 months | **Every 3 months** |
| Size | 18 MB | 14 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Info Media Innovation](https://appshunter.io/developer/715431391) | [Kathi Studio Co.,Ltd.](https://appshunter.io/developer/436981312) |

## What reviewers say

### คำต่างประเทศในภาษาไทย (ADs)

[App page](https://appshunter.io/ios/app/ads/id973864317)

**Features:** Vision Pro support

**In-app purchases:** none


### IPST Chemistry E

[App page](https://appshunter.io/ios/app/ipst-chemistry-e-book-atomic-structure/id1027839723)

**In-app purchases:** none


## Frequently asked questions

### Is คำต่างประเทศในภาษาไทย (ADs) free?

คำต่างประเทศในภาษาไทย (ADs) is free to download, with no in-app purchases.

### Is IPST Chemistry E free?

IPST Chemistry E is free to download, with no in-app purchases.

### Do คำต่างประเทศในภาษาไทย (ADs) or IPST Chemistry E have ads?

คำต่างประเทศในภาษาไทย (ADs) shows ads; IPST Chemistry E does not.

### Which is updated more often, คำต่างประเทศในภาษาไทย (ADs) or IPST Chemistry E?

คำต่างประเทศในภาษาไทย (ADs) ships an update every 70 months, and IPST Chemistry E every 3 months. Most recently, คำต่างประเทศในภาษาไทย (ADs) was updated on October 29, 2026 and IPST Chemistry E on October 26, 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.*