# AtmoChem vs Pdf Documents Translator

The clearest difference is update cadence: Pdf Documents Translator at every 5 weeks against AtmoChem's every 7 months. 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.

AtmoChem ships an update every 7 months, Pdf Documents Translator every 5 weeks. The most recent releases landed on October 13, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | AtmoChem | Pdf Documents Translator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 13 MB | 79 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TH KOUTSOURAS KAI SIA E.E.](https://appshunter.io/developer/450810311) | [Zia Ur Rahman](https://appshunter.io/developer/1529429081) |

## What reviewers say

### AtmoChem

[App page](https://appshunter.io/ios/app/atmochem/id1581386067)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pdf Documents Translator

[App page](https://appshunter.io/ios/app/pdf-documents-translator/id6470026258)

Translate PDFs, images, and documents in various formats. This app supports text-to-speech for translated content and saves your translation history. It's a comprehensive solution for all your document translation needs.

**Highlights:** PDF Document Translation, Word Document Translation, Image Translation, Camera Translation, Text Translation, Document to Voice Translation, Translation History

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AtmoChem free?

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

### Is Pdf Documents Translator free?

Pdf Documents Translator is free to download, with no in-app purchases.

### Do AtmoChem or Pdf Documents Translator have ads?

Neither AtmoChem nor Pdf Documents Translator shows ads.

### Which is updated more often, AtmoChem or Pdf Documents Translator?

AtmoChem ships an update every 7 months, and Pdf Documents Translator every 5 weeks. Most recently, AtmoChem was updated on October 13, 2026 and Pdf Documents Translator 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.*