# Document Language Translator vs ChatPDF

The clearest difference is ads: Document Language Translator at none against ChatPDF's shown. ChatPDF's advantage is update cadence (every 4 days vs every 6 months) and device support (3 vs 1). On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Document Language Translator sells 5 in-app purchases, starting at $39.99 per month and ChatPDF sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

Document Language Translator ships an update every 6 months, ChatPDF every 4 days. The most recent releases landed on October 22, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Document Language Translator | ChatPDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (93 ratings)](https://appshunter.io/ios/app/chatpdf-chat-pdf-ai/id6742454061/reviews)** |
| Number of ratings | — | **93** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 57 MB | 41 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yogesh Rathod](https://appshunter.io/developer/1548316962) | [ChatPDF GmbH](https://appshunter.io/developer/1711436087) |

## 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 (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One month subscription | $39.99 | per month |
| 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 |


### ChatPDF

[App page](https://appshunter.io/ios/app/chatpdf-chat-pdf-ai/id6742454061)

This AI-powered tool allows you to ask questions and get summaries directly from your PDF documents. It supports multiple files, OCR, and multilingual interactions, making complex information easily accessible.

**Highlights:** Instant answers from PDFs, Quick document summaries, Chat with multiple PDFs, OCR for scanned documents, Multilingual support, Cross-device access

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plus Subscription | $14.99 | per month |
| ChatPDF Yearly Plus Plan | $89.99 | per year |


## Frequently asked questions

### Is Document Language Translator free?

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

### Is ChatPDF free?

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

### Do Document Language Translator or ChatPDF have ads?

ChatPDF shows ads; Document Language Translator does not.

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

Document Language Translator ships an update every 6 months, and ChatPDF every 4 days. Most recently, Document Language Translator was updated on October 22, 2026 and ChatPDF on October 28, 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.*