Best AI Translation Tools
This list is for students, freelancers, online sellers and businesses who need to translate text, documents, websites, images, subtitles or speech. Different tools suit different jobs: some translate whole PDFs and books while keeping the layout, others work as browser extensions or translate live conversations. When choosing, check the file types and languages you need and whether formatting must be preserved. For important or legal documents, have a fluent person review the result. Free and freemium options are marked so you can compare quality on your own content.
Free to start: AITranslator.com, Transor, Lufe AI, PDF Translator, BookTranslator
-
Why it's here: Supports a very wide range of languages and lets you compare translations from multiple AI sources to pick the best wording.
A free AI translation tool supporting 270+ languages that lets you compare translations from multiple AI sources.
-
Why it's here: A browser extension that translates websites, YouTube and Netflix subtitles, PDFs and images, useful for students reading foreign-language content.
A free AI translator for websites, YouTube and Netflix subtitles, PDFs and images, available as a browser extension.
-
Why it's here: A Chrome extension that shows translations of webpages, PDFs and images side by side, helpful for language learners comparing the original.
Lufe AI is a Chrome extension that translates webpages, PDFs and images side by side using large language model engines.
-
Why it's here: A free browser tool that translates uploaded PDF documents into many languages while keeping the original layout.
A free browser tool that translates uploaded PDF documents into over 100 languages while keeping the original layout intact.
-
Why it's here: Translates whole books and documents in PDF, EPUB, DOCX and MOBI formats while keeping the layout, suited to readers and authors.
Translates whole books and documents, including PDF, EPUB, DOCX and MOBI, into many languages while keeping layout and images.
-
Why it's here: Uses AI OCR to translate the text inside images and returns a clean picture with the original layout, handy for sellers and travellers.
Translates the text inside images using AI OCR and gives you a clean translated picture with the original layout kept.
-
Why it's here: Translates face-to-face conversations speech to speech in the browser, with push to talk and automatic language detection and no app download.
A browser-based voice translator for face-to-face conversations that translates speech to speech in over 50 languages with about one second of delay.
-
Why it's here: Transcribes audio and video and translates the text, a practical choice for translating interviews, lectures and video content.
An AI transcription and translation service that turns audio and video recordings into text and translations for teams and creators.
-
Why it's here: Translates SRT and VTT subtitle files into many languages, including batch translation, for creators localising their videos.
An AI tool that translates subtitle files such as SRT and VTT into over 100 languages, including batch translation.
-
Why it's here: An AI voice platform with dubbing and voice cloning across many languages, for creators who want translated voiceovers rather than text.
An AI voice platform for lifelike text to speech, voice cloning, dubbing, music, speech to text and customer service voice agents.
-
Why it's here: A localisation hub for companies that translates content with glossary and style guide enforcement plus built-in quality checks.
OneSky offers a multi-agent AI localization hub that translates and quality-checks content across 100+ languages with consistent brand voice.
Frequently asked questions
Are there free AI translation tools?
Yes. PDF Translator and Image Translator are free, and most other tools on this list offer freemium plans. Free tiers usually limit file size or monthly use, so check the limits before starting a large project.
Can AI translation replace a human translator?
AI is fast and good for understanding content and first drafts. For legal, medical, official or published material, have a fluent human review the translation, because AI can miss context, tone and cultural meaning.
Which tool is best for translating PDFs without breaking the layout?
Look for tools that say they keep the original layout, such as PDF Translator or BookTranslator on this list. Scanned documents can be harder, so check the output carefully.
Do these tools support Urdu?
Many of these tools support a large number of languages, but support and quality differ by tool. Check each tool's language list and test a short sample before relying on it for Urdu content.
More lists
Plans and features change often; confirm on each tool's official website. Last updated September 24, 2026.
