# DeftPDF Document Translator vs TransFlow

The clearest difference is review sentiment: DeftPDF Document Translator at 50% against TransFlow's 0%. DeftPDF Document Translator also leads on update cadence (every 10 days vs every 17 months) and iOS requirement (15.0 vs 26.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. DeftPDF Document Translator sells 10 one-off in-app purchases and TransFlow sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

DeftPDF Document Translator ships an update every 10 days, TransFlow every 17 months. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | DeftPDF Document Translator | TransFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/deftpdf-document-translator/id1641314751/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 17 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 26 MB | 11 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Sictec Infotech](https://appshunter.io/developer/1365388381) | [实 许](https://appshunter.io/developer/681075194) |

## What reviewers say

### DeftPDF Document Translator

[App page](https://appshunter.io/ios/app/deftpdf-document-translator/id1641314751)

Instantly translate documents in various formats like PDF, Docx, and Txt into over 130 languages. This app preserves document layout and supports large files, including scanned PDFs using OCR technology. No registration or watermarks are required.

**Highlights:** Translate 130+ languages, Supports PDF, Docx, Pptx, Xlsx, Txt, Html, Preserves document layout, OCR for scanned PDFs, Large file support (500+ pages), No registration required, No watermarks

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Translate file | $0.49 | one-time |
| Translate file | $0.99 | one-time |
| Translate file | $1.99 | one-time |
| Translate file | $2.99 | one-time |
| Translate file | $3.99 | one-time |
| Translate file | $4.99 | one-time |
| Translate file | $5.99 | one-time |
| Translate file | $6.99 | one-time |
| Translate file | $8.99 | one-time |
| Translate file | $9.99 | one-time |


### TransFlow

[App page](https://appshunter.io/ios/app/transflow-epub-translator/id6475327487)

Translate foreign language EPUB books into your preferred language using on-device translation. Read translated books with customizable themes and export them to your favorite EPUB readers. Offers both translation-only and bilingual output options.

**Highlights:** On-device EPUB translation, Bilingual output option, Customizable reader themes, Queue multiple books for translation, Export translated EPUBs, Pause and resume translation

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TransFlow Pro | $9.99 | one-time |


## Frequently asked questions

### Is DeftPDF Document Translator free?

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

### Is TransFlow free?

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

### Do DeftPDF Document Translator or TransFlow have ads?

Neither DeftPDF Document Translator nor TransFlow shows ads.

### Which is updated more often, DeftPDF Document Translator or TransFlow?

DeftPDF Document Translator ships an update every 10 days, and TransFlow every 17 months. Most recently, DeftPDF Document Translator was updated on November 3, 2026 and TransFlow on November 8, 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.*