Translate PDF online free with AI

AI-powered PDF translator that preserves your original layout, tables, and formatting. 190+ languages.

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190+

Languages supported

Free

No account required

100%

Layout preserved

Encrypted

HTTPS file transfer

How to translate a PDF online for free

Translate any PDF document in three steps — no signup, no software installation. Your translated file keeps the original layout, tables, and images.

1

Upload your PDF

Drag and drop or click to upload the PDF document you want to translate. We accept files of any size.

2

Choose a language

Select the target language from 190+ options. The source language is detected automatically.

3

Download the translated PDF

Review the translation in our workspace, then download the translated PDF with the original formatting preserved.

Compare the original and translated PDF

Slide the handle to see how PurePDF preserves your document layout during translation — tables, scanned files, and multi-column formatting stay intact.

부동산 임대차 계약서

TRANSLATED SERVICE AGREEMENT

OriginalTranslated

Drag the red handle to compare both versions

Translate PDF without losing formatting

Unlike generic translators that strip layout, PurePDF rebuilds each page with the translated text in the exact same position, style, and structure as the original.

Table & column preservation

Tables keep their cell alignment, row structure, and column widths. Multi-column layouts are translated column by column without collapsing.

AI-powered accuracy

Advanced AI translation handles context, idioms, and domain-specific terminology for business, academic, legal, and technical documents.

190+ languages supported

Translate PDF to English, Spanish, French, German, Chinese, Japanese, Arabic, Hindi, Korean, Portuguese, and 180+ more languages.

Fonts & images preserved

Original typefaces, images, diagrams, charts, and page dimensions carry through to the translated output without distortion.

Secure & private

Files are transmitted over encrypted HTTPS and deleted after translation. No storage, no indexing, no training on your data.

No software to install

Translate PDFs entirely in your browser on desktop or mobile. No downloads, plugins, or account creation required.

Review your translated PDF before downloading

Open the translated document in the PurePDF workspace to check accuracy, compare with the original side by side, and make sure tables, images, and layout are intact before exporting.

부동산 임대차 계약서

TRANSLATED SERVICE AGREEMENT

OriginalTranslated
80%
waiting

Batch translate multiple PDFs at once

Add multiple documents to the translation workflow, choose the target language once, and translate them all. Review each result individually before downloading.

Who uses AI PDF translation?

From students translating research papers to businesses localizing contracts, PurePDF handles every document type.

Business & legal documents

Translate contracts, invoices, financial reports, and compliance documents while preserving table integrity and professional formatting.

Academic research papers

Translate journal articles, theses, and conference papers from any language. Formulas, citations, and multi-column layouts stay intact.

Technical manuals & handbooks

Translate product documentation, safety manuals, and engineering specs. Diagrams, numbered lists, and technical terminology are handled with precision.

Immigration & government forms

Translate visas, birth certificates, tax forms, and official documents. The original layout is preserved for easy reference alongside the translation.

Medical & pharmaceutical documents

Translate clinical trial reports, patient information leaflets, and regulatory filings. Review the AI output before use in regulated contexts.

Marketing & brochures

Translate product brochures, presentations, and sales materials. Brand colors, images, and design elements remain in place.

Translate PDFs to and from any language

PurePDF supports 190+ languages. Here are the most popular translation pairs — every combination works in both directions.

English to SpanishEnglish to FrenchEnglish to GermanEnglish to ChineseEnglish to JapaneseEnglish to ArabicEnglish to HindiEnglish to PortugueseEnglish to KoreanEnglish to RussianEnglish to ItalianEnglish to TurkishSpanish to EnglishFrench to EnglishGerman to EnglishChinese to EnglishJapanese to EnglishArabic to EnglishHindi to EnglishPortuguese to English

Source language is detected automatically. All 190+ languages work as both source and target.

Translate as much as you need

Every plan keeps the original layout, tables and formatting. Daily allowances reset at 00:00 UTC, so a heavy day never eats into the next one.

Free

See the quality before you pay.

Free

Preview only

Try it free
  • Translate the first page of any PDF
  • Full layout, tables and formatting preserved
  • 190+ languages
  • No download — preview only

Lite Pro

For the occasional document.

$3.49/ month

30 pages / day

  • 30 pages per day
  • Full document translation and download
  • Up to 30 pages per file
  • No watermark
Most popular

Plus

For regular, heavier work. Now with more power.

$7.99/ month

200 pages / day

  • 200pages per day
  • Full document translation and download (fast)
  • Up to 100 pages per file
  • Priority processing

Pro

No daily ceiling.

$12.99/ month

500 pages / day

  • 500 pages per day
  • Full document translation and download
  • Up to 100 pages per file
  • Priority processing

Already have a plan? Log in

Free translations render the first page of your document so you can judge the quality before paying; they cannot be downloaded. Merge, split, compress and every other PurePDF tool stay free and need no account. Cancel any time — your plan runs to the end of the period you have paid for.

Frequently asked questions

Common questions about translating PDFs online with AI.

How do I translate a PDF without losing formatting?

Upload your PDF to PurePDF, choose the target language, and our AI translates the text while keeping the original layout, tables, images, and fonts intact. No manual reformatting needed.

Is PurePDF's PDF translator free?

Yes. PurePDF offers free AI-powered PDF translation with generous limits. No account or credit card required — upload your PDF, pick a language, and download the translated file.

What languages can I translate a PDF to?

Over 190 languages including English, Spanish, French, German, Chinese, Japanese, Korean, Arabic, Hindi, Portuguese, Russian, Italian, Turkish, Vietnamese, Thai, and many more.

Can I translate a PDF from English to Spanish?

Yes. PurePDF supports English to Spanish and every other language pair among 190+ languages. Upload your English PDF, select Spanish as the target, and download the translated document with formatting preserved.

Does the translation preserve tables and multi-column layouts?

Yes. PurePDF detects table boundaries, multi-column regions, headers, and footers. Each element is translated independently and placed back in the exact same position with proper alignment.

Can I translate scanned PDFs?

Yes. When a page has no selectable text, PurePDF reads it with OCR in your browser before uploading, then translates the recognized text. Auto covers English, Spanish, French, German, Italian, and Portuguese scans; pick the source language for Hindi, Chinese, Japanese, Arabic, Russian, or Korean.

How accurate is AI PDF translation?

Modern AI translation is highly accurate for business, academic, and everyday documents. For critical legal, medical, or regulatory content, we recommend a professional review of the translated output.

Is it safe to upload confidential PDFs?

Yes. Files are transmitted over encrypted HTTPS, processed in memory, and permanently deleted after translation. PurePDF does not store, index, or use your documents for model training.

Do I need to install software to translate a PDF?

No. PurePDF is entirely browser-based. Upload, translate, and download — all from any modern browser on desktop or mobile, with no downloads or plugins required.

Can I translate multiple PDFs at once?

Yes. PurePDF supports batch translation — add multiple documents to the workflow, choose the target language once, and review each translated result individually.

Translate your PDF now

Free AI PDF translator — 190+ languages, formatting preserved, no signup.

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How to translate a PDF without losing formatting

Why PDF translation breaks formatting — and how AI fixes it

Translating a PDF is harder than translating plain text because a PDF is a fixed-layout format: every character has an absolute position, and there is no semantic paragraph flow the way a Word document has. Generic translation tools extract the raw text, translate it, and dump it into a new file — losing tables, columns, images, headers, and the typeface the author chose. The result is a document that needs hours of manual reconstruction.

AI-powered PDF translation solves this by combining text extraction with layout analysis. PurePDF detects headings, paragraphs, table cells, multi-column regions, and image captions, translates each segment independently, then rebuilds the PDF page with the translated text placed in the exact same coordinates and styles. The output preserves fonts, colors, page dimensions, and element positioning.

Translate PDF to English, Spanish, French, and 190+ languages

PurePDF supports over 190 languages. Common translation pairs include English to Spanish, English to French, English to German, English to Chinese, English to Japanese, English to Arabic, English to Hindi, and English to Portuguese. Every combination works in both directions — you can translate a Spanish PDF to English just as easily as an English PDF to Spanish.

The source language is detected automatically so you do not need to know which language the original PDF is written in. For best results, verify the detected language before starting the translation.

Preserving tables, multi-column layouts, and complex formatting

Tables are the hardest element to preserve during PDF translation. When translated text is longer or shorter than the original, cells need to resize without breaking the grid. PurePDF detects table boundaries, translates each cell individually, and adjusts column widths to accommodate the new text length.

Multi-column layouts — common in academic papers, financial reports, and brochures — are analyzed column by column. Formulas, page numbers, headers, footers, and footnotes are identified and translated in context rather than stripped out.

Translate scanned PDFs with OCR

Scanned PDFs contain images of text rather than selectable characters. Before translation can begin, the text must be extracted using optical character recognition (OCR). PurePDF integrates with the Scan to PDF tool, which applies OCR to produce a searchable PDF that the translator can then process.

This two-step workflow — OCR followed by AI translation — handles contracts, invoices, government forms, and legacy documents that only exist as paper scans.

Batch translation for multiple documents

When you need to translate multiple PDFs — an entire set of training materials, product manuals, or legal filings — PurePDF supports batch translation. Add documents to the workflow, choose the target language once, and each file is translated independently with its own layout preserved.

When to use AI translation vs. a professional translator

AI translation is ideal for business correspondence, internal reports, academic papers, product documentation, travel documents, and any scenario where you need the gist quickly and accurately. Modern AI handles context, idioms, and domain-specific terminology well enough for most professional use cases.

For certified legal translations, medical records with regulatory implications, or marketing copy that needs cultural adaptation, consider having a professional translator review the AI output. PurePDF gives you the first draft in seconds; a human refines the nuances.

Privacy and security during translation

Translation requires sending your PDF to our servers for AI processing. Files are transmitted over encrypted HTTPS, processed in memory, and permanently deleted after translation completes. PurePDF does not store, index, or use your documents for model training. This makes the tool suitable for confidential business documents, financial statements, and personal records.

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