--- title: AI Document Translator | Fast Accurate File Translation description: Translate documents instantly with Smartcat AI. Upload any file for fast, high-quality translation in 280+ languages—preserving layout and accuracy. canonical: https://www.smartcat.com/full-document-translation/ language: en updated: 2026-08-05 --- # AI Document Translator | Fast Accurate File Translation ## Fast and accurate document translation Upload your file and experience quick, high-quality translation with Smartcat. Our AI Agents learn from your feedback as part of our unified content creation and localization platform. ## Translate full documents in five simple steps ### Upload your document files ![Upload your files](https://gqucouwbfxremfdhdosu.supabase.co/storage/v1/object/public/sc-store/1733694209742Translate_documents_in_five_simple_steps01.webp) ### Select target languages ![Choose languages](https://gqucouwbfxremfdhdosu.supabase.co/storage/v1/object/public/sc-store/1733694222040Translate_documents_in_five_simple_steps02.webp) ### Press 'Translate' ![Click AI translate](https://gqucouwbfxremfdhdosu.supabase.co/storage/v1/object/public/sc-store/1733694236073Translate_documents_in_five_simple_steps03.webp) ### Review your translation or invite team reviewers ![Review your files](https://gqucouwbfxremfdhdosu.supabase.co/storage/v1/object/public/sc-store/1733694258982Translate_documents_in_five_simple_steps04.webp) ### Download your translated files ![Download your files](https://gqucouwbfxremfdhdosu.supabase.co/storage/v1/object/public/sc-store/1733442385341Image_01.webp) - [Get my free trial account](https://smartcat.com/sign-up?main-12-translate-document) ## Unlock comprehensive translation & localization Translate any file type seamlessly as part of a unified workflow that integrates content creation, translation, and localization. ### PDF translator ### Google Docs translator ### Google Sheets translator ### Google Slides translator ### PowerPoint translator ### Excel translator ### XLIFF translator ### TXT file translator ### HTML translator ### XML translator ### Image translator ### JPG translator ### PNG translator ### SRT translator ### VTT translator ### MP3 translator ### MP4 translator ### WAV file translator ### MOV file translator ### GIF translator ## Smartcat is a global leader in integrated translation and localization ### 9.6/10 for ease of setup ### 9.3/10 ease of use ### 1,000+ global corporate clients ### 20% of the Fortune 500 It all starts with a call - [Book a personalized demo](https://www.smartcat.com/book-a-demo/?main-12-translate-document) ## Achieve remarkable KPI results with Smartcat language AI ### 99% ### quality & consistency Our AI human workflows deliver translations that continuously improve with each review. ### 4x ### faster turnaround time Streamline your process from project start to finish in days instead of weeks. ### 10x ### more content for the same budget Scale your global content initiatives without escalating costs. ## Cost, time, & quality needn’t be a choice ### 70% ### Cost Savings for Stanley Black & Decker, with improved quality outcomes - [Read case study](https://www.smartcat.com/cases/stanley-black-and-decker/) ### 31 hours ### Work time saved monthly for Babbel’s marketing and L&D teams - [Read case study](https://www.smartcat.com/cases/babbel/) ### 400% ### Faster translation turnaround as achieved by Smith+Nephew after switching to Smartcat - [Read case study](https://www.smartcat.com/cases/smith-nephew/) AI-translate any document faster with Smartcat Get quick, accurate, and scalable translation for your files. Our AI, refined by human reviewers, is part of a unified platform that supports content creation and localization—all while preserving your document layout. Smartcat supports over 80 file types including PDF, DOC, XLS, JPEG, INDD, and XLIFF. - [AI-translate a file](https://smartcat.com/sign-up?main-f-translate-document) ## Frequently Asked Questions ### What is the best document translator? Smartcat is trusted by over 1,000 global companies – including 20% of the Fortune 500 – to deliver full document translation that improves over time. Our platform integrates automatic translation, generative AI, translation memory, glossary, and human reviewer feedback so your translations get better with every project. ### Can I translate a document with AI? Yes. Simply start a free trial, upload your document as part of your content workflow, select your target languages, and run our AI-powered translation. You can then download the translated document with its layout preserved. ### Is AI translation accurate? Smartcat consistently achieves over 95% accuracy on first pass. For the highest quality, you can invite human reviewers to refine the results if needed. ### How long does it take to translate a document with AI? In most cases, the translation is generated within seconds, enabling you to move forward quickly with your project. ### Can I translate a document into more than one language with Smartcat? Absolutely. With support for more than 280 languages, you can translate your document into practically any language you require. ### Can I translate a PDF via AI? Yes. Upload your PDF files and our AI will translate them while preserving the original formatting and layout. ### What is the best AI translator for PDF? Smartcat is a top choice for PDF translation. Our built-in OCR recognizes and translates embedded text, ensuring your final document is both accurate and consistent. ### Can I translate a scanned OCR document with Smartcat? Yes. Our advanced OCR technology extracts text from scanned documents, including PDFs, PNGs, GIFs, and JPGs, so you can translate them effectively. ### Can I translate a PowerPoint presentation in Smartcat? Yes. Upload your presentation, run the translation, and download the translated file—with most formatting intact. You might make a few adjustments if needed. ### How much does it cost to translate a document? Smartcat offers a 15-day free trial. After that you can choose a pricing tier that suits both small teams and large enterprises. ### What are the benefits of AI document translation? AI document translation accelerates your workflow at a lower cost than traditional methods. With quality that rivals human translation, you can integrate this tool into your ongoing content processes across marketing and training initiatives. ### Is there an AI tool that can translate language in video? Yes. You can translate video, audio, and subtitle files with Smartcat. Our system supports multiple multimedia formats including SRT, VTT, AVI, MP4, MP3, MOV, and more—automatically embedding subtitles as needed. ### Can Smartcat translate marketing documents too? Translating marketing materials into your audience’s native language can boost engagement and help you reuse content across markets. It supports consistent brand messaging while expanding your reach. ### Can translation be automated? Yes. Automate your entire translation workflow with Smartcat. You can manage the project yourself—uploading documents, running AI translation, inviting human reviewers, and handling quality assurance—or let Smartcat manage the process end to end. ### Will AI replace human reviewers? Not completely. While AI expedites the translation process, human reviewers remain essential for specialized content and ensuring final quality, especially in technical, medical, or legal fields.