# PDF Translator vs UPDF

The clearest difference is review sentiment: UPDF at 84% against PDF Translator's 17%. UPDF also leads on rating (4.6 vs 4.2) and update cadence (fortnightly vs monthly). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. PDF Translator sells 13 in-app purchases, starting at $7.99 per 7 days and UPDF sells 13 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

UPDF holds the better App Store score, 4.6 against 4.2. Both are backed by a comparable volume of ratings — 478 and 701 respectively. Written reviews point the same way: 17% of PDF Translator's written reviews are positive against 84% of UPDF's.

PDF Translator ships an update monthly, UPDF fortnightly. Both last shipped on November 3, 2026.

## The numbers

| Metric | PDF Translator | UPDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.2 (478 ratings)](https://appshunter.io/ios/app/pdf-translator-document-and-ocr/id1575283633/reviews) | **[4.6 (701 ratings)](https://appshunter.io/ios/app/updf-ai-powered-pdf-editor/id1595826623/reviews)** |
| Number of ratings | 478 | **701** |
| Positive reviews | 17.2% of reviews | **84.3% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 103 MB | 195 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alex Gameli Heyman](https://appshunter.io/developer/1529812783) | [Superace Software Technology Co., Ltd.](https://appshunter.io/developer/1595826625) |

## What reviewers say

### PDF Translator

[App page](https://appshunter.io/ios/app/pdf-translator-document-and-ocr/id1575283633)

Instantly translate and edit PDF documents and various file formats across 136 languages. Preserve formatting and layout with powerful translation and editing tools. Access translations seamlessly from any app.

**Highlights:** Translate PDFs, images, Word, Excel, PowerPoint, Edit PDF text and images, Translate multilingual PDFs, Choose translation engine (Google/Microsoft), Unlimited page and MB translation, Language Detection, Scan, convert, and translate photos

**Features:** Family Sharing, Vision Pro support

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Translator Weekly | $7.99 | per 7 days |
| PDF Editor Monthly | $9.99 | per month |
| PDF Translator Lite | $12.99 | per month |
| PDF Translator Standard | $19.99 | per month |
| PDF Translator Premium | $69.99 | per month |
| PDF Editor Yearly Access | $99.99 | per year |
| PDF Translate 3 Pages | $0.99 | one-time |
| PDF Translate 10 Pages | $2.99 | one-time |
| PDF Translate 20 Pages | $3.99 | one-time |
| PDF Translate 50 Pages | $12.99 | one-time |
| PDF Translate 100 Pages | $19.99 | one-time |
| PDF Translator 200 Pages | $39.99 | one-time |
| PDF Translate 500 Pages | $84.99 | one-time |

**What reviewers like**

- ✅ Preserves document layout and formatting
- ✅ Maintains images and graphics in PDFs
- ✅ Fast translation processing
- ✅ Supports multiple language pairs
- ✅ Responsive customer support (when contacted)

**What reviewers complain about**

- 💰 Expensive pricing model (€0.99-€3+ per page)
- ❌ Frequent server errors and crashes
- ❌ Translation failures despite payment
- ❌ Credits deducted without successful translation
- ❌ Poor translation quality (gibberish, garbled text)

**Reported bugs**

- Server errors preventing translation completion
- App crashes when opening or uploading PDFs
- Credits deducted despite failed translations
- Text rendered as gibberish or random characters
- Overlapping of original and translated text

**Requested features**

- Subscription-based pricing (monthly/yearly/lifetime) instead of per-page
- Free trial with full functionality before purchase
- Automatic language detection without manual selection
- Batch processing for multiple documents
- Edit functionality for translated text


### UPDF

[App page](https://appshunter.io/ios/app/updf-ai-powered-pdf-editor/id1595826623)

This app is a powerful PDF editor for mobile devices, offering AI-powered features for summarizing, translating, and chatting with documents. It allows users to read, edit, annotate, convert, and sign PDFs, as well as scan paper documents into editable files. Manage all your PDF files and protect them with security features.

**Highlights:** AI-powered summarization and translation, Edit text, images, and watermarks in PDFs, Annotate with various markup tools, Convert PDFs to Word, Excel, and PPT, Scan documents to editable PDFs, Sign and fill PDF forms, Organize and protect PDF files

**Features:** macOS Compatibility

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $9.99 | per month |
| UPDF AI Unlimited | $15.00 | per month |
| UPDF AI Standard | $15.00 | per month |
| UPDF Pro + AI Unlimited | $18.99 | per month |
| Quarterly Subscription | $19.00 | per 3 months |
| Annual Subscription | $49.99 | per year |
| UPDF AI Standard | $69.00 | per year |
| UPDF AI Unlimited | $79.00 | per year |
| UPDF Pro + AI Standard | $98.99 | per year |
| UPDF Pro + AI Unlimited | $118.99 | per year |
| Perpetual License | $79.99 | one-time |
| Perpetual License | $128.99 | one-time |
| UPDF & AI Add-on for iOS | $148.99 | one-time |

**What reviewers like**

- 🚀 Excellent PDF editor
- 👍 Intuitive and easy to use
- 🔒 Secure file management
- 💡 Powerful features like AI-powered summarization
- 🚀 Fast and responsive performance

**What reviewers complain about**

- 🐛 Occasional crashes or stability issues
- 💡 Need for more customization options
- 💡 Lack of integration with third-party cloud storage
- 🐛 Issues with handwriting recognition and annotation

**Reported bugs**

- Inability to edit text directly in PDF files
- Inconsistent behavior when switching between devices
- Occasional loss of editing progress when app is minimized

**Requested features**

- Add password protection for PDF files
- Improve file organization and folder management
- Implement keyboard shortcuts for power users
- Expand OCR capabilities and text extraction
- Allow custom signature and stamp imports


## Frequently asked questions

### Is PDF Translator free?

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

### Is UPDF free?

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

### Which has better reviews, PDF Translator or UPDF?

UPDF is rated higher. PDF Translator averages 4.2 out of 5 from 478 ratings, while UPDF averages 4.6 from 701 ratings.

### Do PDF Translator or UPDF have ads?

Neither PDF Translator nor UPDF shows ads.

### Which is updated more often, PDF Translator or UPDF?

PDF Translator ships an update monthly, and UPDF fortnightly. Most recently, PDF Translator was updated on November 3, 2026 and UPDF on November 3, 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.*