Translate PDF documents with flawless layout and original fidelity
Professional PDF document translation. Exclusive 'bilingual comparison' mode, supporting files up to 500MB. Achieves perfect layout preservation, supports OCR for scanned documents, and terminology customization.
Superior to traditional PDF translation
"Address the pain point of disrupted PDF translation layouts. O.Translator utilizes advanced document parsing technology to not only perfectly preserve original layouts and formatting, but also exclusively provides bilingual PDF downloads. Whether dealing with scanned documents, academic papers, or complex business reports, O.Translator delivers precise, faithful presentation."
Not just translating text,
but restoring the soul of your documents
Exceptional Layout Preservation
Charts, multi-column layouts, headers, and footers—we go above and beyond to maintain the original format. Automatically reintegrate translated text into its original position, eliminating the need for time-consuming reformatting.
Bilingual Comparison Reading
Exclusive Feature. Post-translation, generate bilingual PDFs in 'side-by-side' or 'top-and-bottom' layouts for effortless line-by-line review and study—an invaluable asset for professional proofreading.
Scanned Document OCR Enhancement
Built-in advanced recognition mode. Whether processing photocopied contracts or image-based PDFs, the platform accurately captures and translates text, transforming static images into dynamic, editable content.
Intelligent Sentence Segmentation and Reassembly
Resolves PDF line break and sentence segmentation issues. Intelligently detects forcibly line-broken paragraphs, reassembles them into complete sentences prior to translation, and ensures translated content is smooth and coherent.
Custom Terminology Database
Upload your dedicated terminology glossary. Ensure consistent translation of proprietary terms, personal names, and place names throughout the document, delivering professional-grade translation quality.
Ultra-Large File Support
Break through limitations. Supports single file uploads of up to 500MB, effortlessly handling high-resolution brochures or multi-hundred-page tender documents.
Why does format matter?
- Precise formatting is the hallmark of professionalism.
- Reduce secondary formatting time.
- Ensure accurate and precise information delivery.
Core translation scenarios
Reliably meeting every translation scenario
Academic Papers (arXiv)
Overcome language barriers. Accurately translates mathematical formulas and references typeset in LaTeX, with bilingual comparison to support deep reading.
Cross-Border Commercial Contract
Approach legal clauses with utmost rigor. Ensure precise terminology by referencing the termbase, and preserve the original document’s signature lines and clause formatting.
Product Manuals & White Papers
Accelerate localization of technical documentation. Flawlessly preserve mixed image and text layouts, with support for files up to 500MB—streamline complete manual translation in a single step.
Differentiated advantages
Why do professional teams choose us?
Genuine bilingual delivery
Unlike tools that only display the translation, we offer a side-by-side original and translated version, allowing you to easily reference the source text when reading complex documents.
500MB colossal files
Far exceeds the 10MB or 30MB limits of similar products. Purpose-built for professional large files such as architectural plans and high-definition scanned documents.
Free layout preview
Preview translation results for free before payment. Pay only after ensuring the formatting is preserved and the content is accurate—every payment is made with confidence.
Translation FAQs
Easy Translation in Just 3 Steps
1. Upload Your File
Click Translation page , Access the operational interface and complete the login process if required.
Supports over 30 common document formats including PDF, Word, and Excel - simply drag and drop or select your files.
2. Select Translation Language
Simply configure your source language and desired target language—we support translation between over 80 languages.
3. Start Translation and Await Results
You don't need to remain on the page while waiting. Once translation is completed, we will immediately notify you via email to review the results.
Complimentary Trial Translation – Pay Only When Satisfied
We support free translation of selected sections. Continue once you're satisfied with the results.
Start Translation