Document-grade AI translation

Upload a PDF, choose a model, and experience fast translations instantly

Basic users can start with Google or Bing. Upgrade to the yearly plan to unlock OpenAI, DeepL, and other premium engines. Customize prompts, fonts, and character preservation for research, finance, patents, novels, and more.

Only one PDF is required. We recommend files under 50MB for best performance.

Guests, basic users, and monthly subscribers can use Google or Bing. Upgrade to the yearly plan to enable OpenAI, DeepL, and other premium engines.

Matching fonts remain untouched—useful for math equations.

Leave blank if unsure; the AI will handle fonts automatically.

Characters that match the pattern will not be translated—great for variable names.

Leave blank if you don’t need this; the AI will decide automatically.

After clicking “Start translation”, you’ll be redirected to the live progress page to monitor and download the result.

Translation quality preview

See the before/after difference

We preserve layout while delivering fluent translations. Browse a few samples or upload your own file above.

Original PDF
Original PDF sample for English to Chinese (formula)
AI translation
Translated PDF output for English to Chinese (formula)
English to Chinese (formula)

Use our AI PDF Translator to make multilingual work fast and effortless.

Upload a PDF, pick any language, and get a faithful translation—with the same layout, fonts, tables, and images—in a few seconds. No software to install, no device limits.

Beyond full translations, you can request summaries or ask questions about the document. Contracts, lesson decks, technical manuals—all supported in one streamlined workspace.

Free to try

Translate entire PDFs before upgrading.

AI powered

Preserves layout, fonts, tables, and imagery.

Any device

Browser-first experience on desktop or mobile.

Everything you need in one place

• Free summaries: highlight lengthy reports and confirm the key message.

• Full translations: export single- or dual-column PDFs that keep the original look.

• Document Q&A: ask the file a question and receive an AI response with context.

Works on every platform and device

Translate, preview, and share directly from your browser. Export polished PDFs, collaborate with teammates, or automate the workflow via API.

Turn any document into the language you need—free to start, effortless to scale.

Three simple steps

How to translate a PDF with AI

Upload your PDF, choose the language, and let the translator do the rest. It’s fast, accurate, and free to start.

Upload your PDF illustration

Upload your PDF

Drag and drop a file or select it from your computer. No extensions or extra software required—everything runs in the browser.

Pick source & target languages illustration

Pick source & target languages

Choose the language of the original document and the language you want to translate into. We support more than 100 combinations.

Download the translation illustration

Download the translation

Once AI finishes processing, download a single-language PDF or a bilingual, side-by-side view in one click.

60+ languages and counting

Translate documents into the languages your team actually needs

From global business hubs to regional customer support, our AI engine handles the languages you rely on every day. Choose a target language or route the same PDF to multiple outputs at once.

Most-requested language pairs

Chinese (Simplified)
English
Spanish
Hindi
Arabic
Portuguese (Brazil)
Portuguese (Portugal)
Bengali
Russian
Japanese
Korean
German
French
Indonesian
Urdu
Vietnamese
Turkish
Italian

Extended language coverage

We keep training new language pairs. Need something custom? Let us know.

Updated weekly

ThaiMalayMarathiTeluguTamilGujaratiHebrewChinese (Taiwan)UkrainianPolishDutchSwedishNorwegianDanishFinnishRomanianHungarianCzechSlovakBulgarianSerbianCroatianSlovenianLithuanianLatvianEstonianAmharicMalayalamKannadaFilipinoGreekBasqueCatalanCherokeeWelshIcelandic

Everything you need to translate PDFs

Fast, accurate, secure—ready for any language, file size, or device.

Use the browser-based translator for summaries, full translations, and document queries. Keep your layout, stay compliant, and deliver a natural-sounding PDF in minutes.

Free to use
PDF Translator is available directly in your browser. No ads,—drag a PDF into the window and start translating.
Global by design
Built to handle more than 100 languages. Whether you're reading Japanese research or sharing a Spanish brief, the same AI handles it.
Fast translation
Translate long-form PDFs in seconds. Our engine streams results so you can skim a summary, open the full file, or ask questions immediately.
Natural, clear results
We focus on tone, not just literal meaning. The output reads like a human wrote it—fluid paragraphs, professional vocabulary, and consistent style.
Large document support
Academic papers, annual reports, multi-contract bundles—upload once and let the translator keep headings, footnotes, and cross references intact.
Secure by default
TLS encryption end to end, ISO/IEC and GDPR-aligned retention policies, and single-click purge controls keep your documents private.
Professional terminology
Mathematical formulas, tables, glossary terms, and academic citations stay aligned so your translated PDF remains publication-ready.
Effortless workflow
Nothing to download or install, and no sign-up wall. Use the clean interface or the API on Mac, Windows, iOS, Android, or Linux.

Frequently asked questions