PDF · AI Document Translation
Supports translation of PDF, Word, PPT, EPUB and other documents, covering 100+ languages. Preserves original formatting, preview partial translation and pricing first, then decide whether to translate the full text.
Translation and Document Processing
"Preview part of the document before translating the complete file. The preview range depends on the document and your available account credits. If the preview requires credits, the task page will display the cost before you proceed. Layout preservation depends on the file, fonts, and text length. Complex tables, scanned pages, and text in images may require manual review. Please check the partial preview before translating the complete document."
Understand Content, Preserve Usable Document Structure
Exceptional Layout Preservation
Layout preservation depends on the file, font, and text length. Complex tables, scanned pages, and text in images may require manual review. Please check the partial preview before translating the complete document.
Bilingual Comparison Reading
Exclusive Feature. After translation, bilingual PDFs can be generated in "side-by-side" or "top-and-bottom" format, making it easy to proofread and study sentence by sentence, serving as a powerful assistant for professional review.
Scanned Document OCR Enhancement
Supports recognizing text in scanned PDFs and images via OCR, then translating it. Recognition effectiveness depends on clarity and layout; for complex files, try enhanced recognition and verify content through preview.
Intelligent Sentence Segmentation and Reassembly
Effectively solve the problem of PDF line breaks and sentence segmentation. Intelligently identify paragraphs with forced line breaks, automatically reassemble them into complete sentences before translation, ensuring smooth and natural translations.
Custom Terminology Database
Upload your dedicated terminology glossary. Ensure consistent translation of proper nouns, personal names, and place names throughout the text to deliver professional-grade translation quality.
Ultra-Large File Support
Supports PDF, Word, PowerPoint, Excel, EPUB and other formats. Single file translation limit is 1GB; batch upload limit is 500MB per document.
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 translate LaTeX-typeset mathematical formulas and references, with bilingual comparison to facilitate in-depth reading.
Cross-Border Commercial Contract
Approach legal clauses with utmost rigor. Use the glossary to ensure accurate terminology, and preserve the signature lines and clause formatting of the original document.
Product Manuals & White Papers
Supports PDF, Word, PowerPoint, Excel, EPUB and other formats. Single file translation limit is 1GB; batch upload limit is 500MB per document.
Translation FAQs
Preview parts of a document before translating the entire file. The preview scope depends on the document and your available account quota. If the preview requires credits, the task page will display the cost before you continue.
Translation is billed in credits based on tokens, document analysis fees, and the selected mode. OCR and higher-level models may change the cost. Review the task quote before confirming payment.
Unpaid documents are automatically deleted 15 days after task creation, and paid documents after 30 days. Please download and back up your original files and translated files before the retention period ends. You can also delete tasks from the translation history.
Translate PDF, Word, PowerPoint, Excel, EPUB, and other supported formats with file sizes up to 1GB. View the complete list of formats for the documents you want to translate.
Translate between over 100 languages. View available languages and select your target language on the document translation page.
Yes. OCR reads text from scanned PDFs and images for translation. Recognition effectiveness depends on scan quality and layout; Use enhanced recognition for pages that are difficult to identify, and check the preview to find missing or misread text.
Select a standard or higher-level model to fit your document. Review terminology, tone, and formatting in the partial preview, then select a mode for the full translation based on your needs and quote. Any preview credits will be displayed on the task page.
Your document will be processed to provide translation, including processing by the selected third-party AI provider. Please review our privacy policy for details on processing and retention.
Preview and Quote First
Preview parts of a document before translating the entire file. The preview scope depends on the document and your available account quota. If the preview requires credits, the task page will display the cost before you continue.
Upload to preview