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Translation and localization are not the same job. Translation carries meaning from one language to another. Localization makes the result feel as if it was made for the reader: units, dates, currency, examples, humor, the length of a button label, the text burned into an image, the voice in a video. One document may need only the first. A product launch in a new country needs all of it.
Machine translation between major languages is now good enough that the first draft is rarely the bottleneck. Documents come back with their layout intact, subtitles can be generated and translated from the same upload, and a video can be dubbed in the speaker's own cloned voice with the lips adjusted to match. Live captions in another language during a meeting are a routine feature.
The remaining risk is quiet error. A fluent sentence that says the wrong thing looks exactly like a correct one to anyone who cannot read the target language. For anything public, contractual, medical or safety-related, budget for a fluent human reviewer, keep a glossary of terms that must not vary, and check quality separately for each language instead of assuming they are all equal.
Who this is for Marketers, course creators, video teams, support and operations staff, and small companies entering new markets who need to move documents, media and conversations into other languages without a dedicated localization department.
These four cover the most common first jobs: a document, a subtitled video, a dubbed clip and a final language check. Each does its job as a main function, so the workflow can be tried on one piece of content before you commit to it.
Translate one representative document and ask a fluent colleague to mark every sentence they would change.
Upload a short video, correct the transcript first, then translate the subtitles and export an SRT file.
Dub a one-minute clip into one target language and have a native speaker judge whether it sounds natural.
Run the translated text through a grammar check in the target language before anyone reviews it for meaning.
Written material is converted to the target language: emails, reports, contracts, manuals and slide decks, with formatting preserved and company terminology applied the same way every time.
Translates text and PDF, Word, PowerPoint and Excel files with formatting kept, and lets teams fix how specific terms are translated through glossaries.
AI translator for text, documents and speech in more than 100 languages, with apps, integrations and an API.
Translates full documents, including scanned PDFs, into over 20 languages without rebuilding the page design.
AI-assisted PDF toolkit for editing, converting, signing, OCR, translation and chatting with documents.
Translates text and uploaded PDF, DOCX, Markdown and subtitle files across more than 100 languages, with a bulk translator for many strings.
AI translator for text, images, documents and speech in more than 100 languages.
Sends a text or document to 22 AI models, returns the translation most agree on and shows each engine's output with a quality score.
AI translator that runs text and documents through 22 models and returns the version most of them agree on.
Beyond documents, the content your customers and staff actually use is adapted: site and app text, campaign copy, emails and training courses, rewritten for local tone and conventions.
Offers an API so site or app content can be fed through translation and published in additional markets.
AI translator for text, documents and speech in more than 100 languages, with apps, integrations and an API.
Runs repeatable workflows for marketing teams, including translating marketing material into other languages with stored brand voice settings.
GTM AI platform that runs sales and marketing workflows such as prospecting, content creation and lead enrichment.
Lets you write one marketing email and have it localized for audiences in other languages, then preview it across mail clients.
AI email generator that designs on-brand marketing emails from a prompt, then previews, sends and tracks them.
Translates one master training course into 75 languages through an add-on, for rolling out product training to regional teams.
E-learning authoring tool with a built-in AI co-author, video creation, roleplay coaching and course translation.
Speech in a video is transcribed, timed and translated into subtitle files. Line breaks, reading speed and names are corrected, then subtitles are exported or burned into the picture.
Generates subtitles from audio or video, translates them into other languages and can burn them into an MP4 or export SRT.
AI transcription, subtitling and meeting notetaker that works in 150+ languages, with optional human review.
Transcribes audio and video, converts a transcript or subtitle file into another language and exports SRT or VTT captions.
Audio and video transcription service powered by Whisper, with speaker labels, translation and subtitle export.
Transcribes speech and adds styled captions in a browser editor, with translation of the subtitles into other languages.
Browser-based video platform that generates clips with AI and edits, subtitles, dubs and brands them in one workflow.
Generates captions from spoken audio, lets you correct and restyle them, and exports SRT or TXT files.
Browser-based video editor and toolset for compressing, cutting, subtitling, translating and converting media.
Generates or imports subtitles, translates them between its supported languages and lets you adjust timing, text and styling before export.
AI media localisation platform for transcription, subtitles, translation and dubbing in 125+ languages, on files or live.
Generates subtitles for uploaded video, translates the captions into other languages and exports SRT or ASS files.
Online AI studio that captions, translates and edits video and also generates images, clips and audio.
The spoken track of a video is replaced with a translated one. The script is reviewed, voices are assigned per speaker, timing is fitted to the picture and mouth movement may be adjusted.
Transcribes speech and produces a dubbed version in selected languages, with a transcript editor for changing the script before redubbing.
AI video and audio localisation tool for translation, dubbing, voice cloning and lip-sync in 135+ languages.
Generates a dubbed voice track with optional voice cloning and lip sync, detects multiple speakers and keeps chosen terms consistent with a glossary.
Translates and dubs video into 170+ languages, with voice cloning, lip-sync, subtitles and an editing studio.
Dubs a video's speech in a cloned or native-style voice, syncs lip movements per speaker and offers a proofreading editor.
AI video localisation tool that dubs, lip-syncs and subtitles videos and translates their on-screen text in more than 160 languages.
Translates an uploaded video or YouTube link into other languages while keeping the speaker's voice and syncing the lips.
AI video platform for avatar-led videos, script-based editing and translation into 175+ languages.
Takes an existing video and a new audio track and re-animates the speaker's mouth to fit it, including difficult shots.
AI lipsync and visual dubbing models that match a speaker's mouth to new audio, available in a studio, API and plugins.
Translates the spoken track of a video into another language, automatically or in a Dubbing Studio editor.
AI audio platform for text to speech, voice cloning, transcription, dubbing, music and conversational voice agents.
Where no original speaker needs matching, a translated script is simply narrated: e-learning modules, product walkthroughs, slide videos and audio guides recorded in each target language.
Converts text into audio with more than 600 voices across over 100 languages, with controls for speed, pitch and timed pauses.
Online text-to-speech tool that turns typed text into downloadable audio with 600+ AI voices in 100+ languages.
Reads a script in 900 voices across 100 languages and can generate audio that follows the timing of an SRT file for alternative language tracks.
Text-to-speech and video maker that turns scripts, documents and slide decks into voiceovers and narrated videos.
Generates voiceovers with tunable emotion and speed, and a cloned voice can deliver the same script in another language.
AI voice generator with emotion-aware text to speech, voice cloning, a mobile app and a developer API.
Reads translated scripts aloud in over 100 languages and accents and exports the voiceover for a video editor or course.
AI voiceover generator that turns scripts into downloadable speech with 200+ voices, voice cloning and an API.
Converts written text into spoken audio with several speech models and voices from a shared library or your own clone.
AI audio platform for text to speech, voice cloning, transcription, dubbing, music and conversational voice agents.
Text that lives inside pictures is localized too: screenshots, infographics, packaging shots, slides shown in a video and comic pages, where the original lettering must be removed and replaced.
Reads the text inside photos and screenshots and can return the picture with the wording translated.
AI translator for text, images, documents and speech in more than 100 languages.
Its Visual Translate detects on-screen text in a video, removes it and re-renders it in the new language with layout and animation preserved.
AI video localisation tool that dubs, lip-syncs and subtitles videos and translates their on-screen text in more than 160 languages.
Translates the text found in images into over 150 languages, for example packaging and listing images for foreign marketplaces.
AI localization platform for dubbing, speech translation, text to speech and subtitles in more than 150 languages.
Translates images and scanned PDFs while keeping the layout and can change wording inside a picture while keeping font and background.
AI-assisted PDF toolkit for editing, converting, signing, OCR, translation and chatting with documents.
Erases the original lettering on comic pages, typesets the translation inside each bubble and shares glossary terms between pages.
AI translator for manga, manhwa and webtoons that redraws the page with translated lettering, as a browser extension and web app.
People who do not share a language talk in real time: meetings, webinars, events and face-to-face conversations, where speech is translated as captions or audio while they speak.
Shows translated captions in real time beside Zoom, Google Meet, Teams or an in-person conversation and shares them by URL or QR code.
Real-time AI translation, transcription and meeting notes for multilingual meetings and events.
Listens to a meeting or conversation, shows bilingual subtitles, can speak the translation aloud and accepts specialist terms as context.
Real-time AI speech translator for meetings and conversations, with spoken output, subtitles and meeting notes.
Translates live speech into another language with voice output and captions inside Zoom, Google Meet and Microsoft Teams calls and for live streams.
Real-time speech AI for live voice translation in meetings, events and streams, plus speech APIs for developers.
Translates during a meeting and can show the original and translated text next to each other, then keeps a transcript.
AI meeting notetaker that records, transcribes, translates and summarises conversations in 58 languages.
Offers real-time dubbing for Zoom and Google Meet calls and a two-way interpreter screen for in-person conversations.
AI platform from ESTsoft for video dubbing, live meeting translation, interactive avatars and avatar videos.
Before release, every language version is checked: accuracy against the source, grammar, terminology against the glossary, tone, numbers and names, ideally by a fluent reader of the target language.
Checks spelling, grammar, punctuation and style in more than 30 languages and lets a team define shared wording rules and terms.
AI-based grammar, spelling and style checker for more than 30 languages, with a paraphraser and add-ons for browsers and office apps.
Lets you escalate a translation to a professional linguist from the same interface and applies uploaded glossaries or style guides.
AI translator that runs text and documents through 22 models and returns the version most of them agree on.
Adds review by professional transcribers for higher precision and stores product names and acronyms in a custom glossary.
AI transcription, subtitling and meeting notetaker that works in 150+ languages, with optional human review.
Checks grammar and style in seven languages in the browser and lets a company set style-guide rules for consistent wording.
AI writing assistant and grammar checker that works in the browser across websites, with team style guides.
For internal reading or getting the gist, usually yes. For anything customers, regulators or the public will rely on, a fluent reviewer is still worth the cost, because the errors that slip through are the ones that look correct. A practical split: machine translate everything, then have a human review the pages that carry legal, financial, medical or brand risk.
Subtitles keep the original audio and add translated text on screen. They are cheaper, quicker to correct and preserve the speaker's real voice. Dubbing replaces the voice track, which suits viewers who do not want to read and content watched on small screens, but it costs more and is harder to fix. Many teams subtitle everything and dub only their most important videos.
Yes. Several dubbing tools here clone the original speaker's voice for the translated track and can adjust lip movement. Results depend on audio quality and the language. Listen to the whole output with a native speaker, since pronunciation and emphasis errors are easy to miss. Only clone voices of people who have agreed to it.
Build a glossary before translating: product names, feature labels, terms that must stay in English and approved translations for the rest. Many tools in this guide accept a glossary or style rules and apply them automatically. Keep it in one shared place, update it when reviewers correct something, and reuse it for subtitles and dubbing as well as documents.
For everyday team calls, webinars and travel conversations, live translation tools are often good enough to follow along. For negotiations, legal or medical settings, or anything where a misunderstanding is costly, a professional interpreter remains the safer choice. AI captions lag slightly and struggle with overlapping speech, strong accents and specialist vocabulary, and nobody may notice a mistake in the moment.
Tools are placed in a stage by an editor, from each tool’s own profile. The list grows as more profiles are published. All guides
