PDFTranslator vs PdfTranslator
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
PDFTranslator
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PDF Translator: Keep Layout is the iOS and Mac app that translates PDF documents while preserving the exact layout โ every chart, formula, image, and text box stays right where it is. Reading foreign-language articles, manuals, contracts, or textbooks? The translated text lands inside the original page design โ no flow broken, no references lost. Key features: โข Industry-leading AI: Upgraded engine with noticeably higher accuracy on terminology, idioms, and domain-specific phrasing. From quantum physics to legal contracts โ translation stays precise and idiomatic across all 49 languages. โข Editable exports: Export your translated PDF as a fully editable Microsoft Word, PowerPoint, or Excel file โ ready for citation, sharing, or further editing. โข Scans and images supported: Reading a scanned PDF? Our built-in OCR runs 100 % locally on device with handwriting-friendly recognition, handling mixed text and images with high accuracy โ even in multilingual documents. โข 49 languages: English, Chinese, Japanese, Korean, Spanish, French, German, and many more major languages, plus 14 Pro-exclusive academic languages (Latin, Sanskrit, Swahili, Khmer, Kazakh, Uzbek, Mongolian, and others). Also included (Pro): โข Word (.docx), Excel (.xlsx), PowerPoint (.pptx) โ translated directly at the source XML layer, with fonts and formatting preserved at 99 %. โข Image translation (JPG, PNG, HEIC, WebP, TIFF, GIF, BMP) โ translate photos, screenshots, or still frames directly. โข Scientific formula preservation (LaTeX, MathML, OMML) โ equations remain in their original notation. โข Built-in OCR โ runs 100 % locally on device for full privacy. โข Full layout preservation โ block-level fidelity to layout, column structure, and reading order. โข PDF/A and scanned PDF support with OCR. โข 14 Pro-exclusive academic languages, including ancient and minority languages. Supported formats: PDF, DOCX, XLSX, PPTX, JPG, PNG, HEIC, WebP, TIFF, GIF, BMP. PDF Translator: Keep Layout is designed for students, researchers, lawyers, and professionals who need accurate, natural, and readable translations of complex multilingual documents. Privacy: All OCR and translation runs locally on your device. Your documents never leave it. Terms: https://www.apple.com/legal/itunes/dev/stdeula/ Privacy Policy: https://translayout.com/privacy
PdfTranslator
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PdfTranslator: Professional AI Translator Keeping Original Layout. Deeply optimized for various mainstream document types including academic papers, business contracts, patent documents, and presentations. One-tap mutual translation, keeping the original formatting intact. Now optimized for iPad, with annotation and note mode. [ Core Advantages ] - Keep Original Layout: Deeply analyzes the underlying PDF grid. The translated text is perfectly embedded into its original position. Images, charts, tables, and multi-column layouts remain fully intact without shifting, offering a native reading experience. - Dual Translation Engines: Supports both a built-in local translation engine for 100% offline translation and an AI translation engine powered by the latest large language models (LLMs). - 100% Local & Offline: With the local engine, PDF layout analysis, rendering, and translation are completed entirely on your device with zero internet dependence. Medical records, unpublished papers, and confidential business contracts never leave your device, preventing privacy leaks from the source. - Cutting-Edge LLM Driven: Say goodbye to rigid word-for-word translation. The AI engine leverages the latest large language models for deep contextual understanding and semantic reorganization, delivering precise terminology and natural, fluent translations. Only the text fragments needed for translation are sent โ your full document is never uploaded, and your translation data is never stored. - Smart Layout Optimization: Intelligently recognizes document elements such as titles and paragraphs. It dynamically plans the display position and font size of the translated text, optimizing readability while respecting the original layout. - Annotation & Note Mode: Mark up PDFs with pen, pencil, highlighter, and lasso tools โ precision-tuned for Apple Pencil with palm rejection. Take handwritten notes directly on the page while reading, alongside the translation. [ Features ] - Flexible View Modes: Switch freely among "Original Text Only", "Translated Text Only", and "Bilingual Parallel Translation" modes. - Academic Journal Adaptation: Specially optimized for mainstream academic journal PDFs, perfectly handling complex chart hyphenation and formula text wrapping. - Comprehensive Multilingual Support: Easily translate among over 20 mainstream languages, including English, Japanese, Korean, German, French, and Spanish. - Hardware Acceleration: Fully leverages the computing power of Apple Silicon chips to process hundred-page documents in seconds, providing instant local rendering without the wait. - Scanned Document Support: Built-in OCR capabilities ensure scanned PDFs and documents achieve the exact same layout recognition and high-quality translation results. - Native iPad Support: Optimized for iPadOS with Apple Pencil and Split View, delivering a seamless large-screen reading experience. [ Target Audience ] - Researchers & Students: Swiftly conquer foreign-language academic papers and seamlessly track global research trends. - Legal & Business Professionals: Review commercial contracts, industry whitepapers, and patent specifications offline with total peace of mind. - Avid Readers: Read imported original PDF e-books and long technical manuals without any language barriers. [ Auto-Renewable Subscription Terms ] - Subscription & Pricing: You can subscribe monthly to unlock all premium features. Actual pricing will be displayed inside the app. - Auto-Renewal: Your Apple ID account will be charged for renewal within 24 hours prior to the end of the current period. Once charged, the subscription automatically renews. - Cancellation: To cancel, please turn off auto-renew manually in your iOS Account Settings at least 24 hours before the end of the current billing cycle. Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://pdf-translator.hyv5.cn/privacy
Screenshots
Verdict
The clearest difference is update cadence: PDFTranslator at weekly against PdfTranslator's fortnightly. PDFTranslator also leads on iOS requirement (16.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. PDFTranslator sells 3 in-app purchases, starting at $0.99 per 7 days and PdfTranslator sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.
PDFTranslator ships an update weekly, PdfTranslator fortnightly. The most recent releases landed on September 13, 2026 and September 20, 2026 respectively.
| Parameter | PDFTranslator | PdfTranslator |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly โ better | Fortnightly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, Mac โ better | iPhone, iPad |
| Requires iOS | 16.6 โ better | 26.0 |
| Further details โ not scored | ||
| Size | 18 MB | 94 MB |
| Age rating | 4+ | 4+ |
| Developer | ็ณ ๆ | ๆบ ไฝ |
In-app purchases
PDFTranslator
- Pro Weekly$0.997 Days
- Pro Monthly$5.991 Month
- Pro Yearly3 Days trial$29.991 Year
PdfTranslator
- Monthly Subscription1 Month trial$14.991 Month
- Annual Subscription$119.991 Year
Questions
Is PDFTranslator free?
Is PdfTranslator free?
Do PDFTranslator or PdfTranslator have ads?
Which is updated more often, PDFTranslator or PdfTranslator?
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