# Document Language Translator vs PDF AI

The clearest difference is ads: Document Language Translator at none against PDF AI's shown. PDF AI's advantage is update cadence (every 6 weeks vs every 6 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Document Language Translator sells 4 one-off in-app purchases and PDF AI sells 6 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Document Language Translator ships an update every 6 months, PDF AI every 6 weeks. The most recent releases landed on September 18, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Document Language Translator | PDF AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (24 ratings)](https://appshunter.io/ios/app/pdf-ai-reader-and-translator/id6503428926/reviews)** |
| Number of ratings | — | **24** |
| Positive reviews | — | 25.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 57 MB | 77 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yogesh Rathod](https://appshunter.io/developer/1548316962) | [AvnTech Inc.](https://appshunter.io/developer/1478209663) |

## What reviewers say

### Document Language Translator

[App page](https://appshunter.io/ios/app/document-language-translator/id6447461531)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One File Translation | $0.99 | one-time |
| Two File Translation | $1.99 | one-time |
| Five File Translation | $2.99 | one-time |
| Ten File Translation | $4.99 | one-time |


### PDF AI

[App page](https://appshunter.io/ios/app/pdf-ai-reader-and-translator/id6503428926)

This app offers a comprehensive suite of tools for managing PDF documents. It allows users to read, scan, edit, convert, and translate PDFs using integrated AI technology. Streamline your workflow with this all-in-one PDF solution.

**Highlights:** High-quality PDF reader with bookmarking and search, Ultra PDF scanner with auto-cropping, Image to PDF converter, Edit text, images, and sign PDFs, AI-powered PDF document translator, Add annotations, highlights, and stamps

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Monthly | $5.99 | per month |
| Weekly | $9.99 | per 7 days |
| Yearly | $9.99 | per year |
| Monthly | $19.99 | per month |
| Yearly | $39.99 | per year |


## Frequently asked questions

### Is Document Language Translator free?

Document Language Translator is free to download, with in-app purchases available.

### Is PDF AI free?

PDF AI is free to download, with in-app purchases available.

### Do Document Language Translator or PDF AI have ads?

PDF AI shows ads; Document Language Translator does not.

### Which is updated more often, Document Language Translator or PDF AI?

Document Language Translator ships an update every 6 months, and PDF AI every 6 weeks. Most recently, Document Language Translator was updated on September 18, 2026 and PDF AI on September 21, 2026.

---

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