{"id":3058328,"authors":[{"id":20098185,"name":"MG Media LLC","url":"https://addons.mozilla.org/en-US/firefox/user/20098185/","username":"anonymous-93589e0e312791e7a732014b85eafcaf","picture_url":null}],"average_daily_users":92,"categories":["language-support","photos-music-videos"],"contributions_url":"","created":"2026-08-22T08:06:26Z","current_version":{"id":6430075,"compatibility":{"firefox":{"min":"142.0","max":"*"}},"edit_url":"https://addons.mozilla.org/en-US/developers/addon/flashcaption/versions/6430075","file":{"id":4974258,"created":"2026-08-22T08:06:27Z","hash":"sha256:c3df20283ddd7b140759cd039acbb8d8146a8e9daf17a9f031b69e235407a8c5","is_mozilla_signed_extension":false,"size":58447,"status":"public","url":"https://addons.mozilla.org/firefox/downloads/file/4974258/flashcaption-1.26.1.xpi","permissions":["storage","activeTab","<all_urls>"],"optional_permissions":[],"host_permissions":["<all_urls>"],"data_collection_permissions":["none"],"optional_data_collection_permissions":["technicalAndInteraction"]},"is_strict_compatibility_enabled":false,"license":{"id":7057,"is_custom":false,"name":{"en-US":"All Rights Reserved"},"slug":"all-rights-reserved","url":null},"release_notes":null,"reviewed":"2026-08-25T08:10:28Z","version":"1.26.1"},"default_locale":"en-US","description":{"en-US":"Real-time captions and live translation for any video or livestream, right inside Firefox.\n\nEver watched a stream, a match, or a video in a language you don't speak and missed half of it? FlashCaption listens to whatever is playing in your tab and puts AI subtitles on screen as people speak, translated into the language you actually read. Whatever the language, you stay in sync.\n\nStart with a 7-day free trial. Full access from minute one, and you can cancel any time before it ends. Turn it on and captions appear live. No setup, no uploads, no switching tabs.\n\nWHERE IT WORKS\n\n• YouTube, including live streams and Shorts\n• Twitch and other live streaming sites\n• Anime and drama sites, bilibili, and Korean streams on Naver Chzzk\n• Foreign sports streams and news channels\n• Webinars, online courses, and browser-based meetings\n• Most other video players on the web\n\nREAL-TIME CAPTIONS AND TRANSLATION\n\n• Live captions generated as people speak, not uploaded files or pre-made subtitle tracks\n• Those subtitles translated instantly into your preferred language, including Korean, Japanese, Chinese, Spanish, Russian, and Portuguese\n• Follow foreign streamers, anime, K-content, and international sport, and catch every word\n• Keep up with fast speech and multilingual chat without pausing or rewinding\n\nFAST, PRIVATE, AND BUILT FOR LIVE\n\n• Low-latency captions that keep pace with live audio\n• Privacy-first: your audio is processed live and never stored\n• Runs in the browser, no desktop app and no complicated setup\n• Nothing to upload and no files to convert\n\nFLEXIBLE AND CUSTOMIZABLE\n\n• Overlay subtitles directly on any video\n• Adjust font size, color, and position\n• Switch languages at any time\n• One-click toggle on or off\n\nSIMPLE PLANS, 7 DAYS FREE\n\n• Try any plan free for 7 days, secure checkout by Stripe\n• Weekly from $1.99, monthly and yearly available\n• Cancel any time before the trial ends\n\nWHO IT IS FOR\n\nStream watchers who follow creators in another language, anime and K-drama fans, language learners, sports fans on foreign feeds, students in online lectures, and anyone sitting in a meeting or webinar that is not in their first language.\n\nHome: <a href=\"https://prod.outgoing.prod.webservices.mozgcp.net/v1/23c0e334d720ce93173cd17ce715040aeaa4b508e815ae2ce81315c4d3d25a12/https%3A//flashcaption.com\" rel=\"nofollow\">https://flashcaption.com</a>\nQuestions or feedback: <a href=\"https://prod.outgoing.prod.webservices.mozgcp.net/v1/39cb7eeb604775996181bbc085bd5bf9aa1be04bcce53cf803d4ba72338b1ea4/https%3A//flashcaption.com/contact\" rel=\"nofollow\">https://flashcaption.com/contact</a>"},"developer_comments":null,"edit_url":"https://addons.mozilla.org/en-US/developers/addon/flashcaption/edit","guid":"flashcaption-firefox@flashcaption.com","has_eula":false,"has_privacy_policy":true,"homepage":null,"icon_url":"https://addons.mozilla.org/static-server/img/addon-icons/default-64.png","icons":{"32":"https://addons.mozilla.org/static-server/img/addon-icons/default-32.png","64":"https://addons.mozilla.org/static-server/img/addon-icons/default-64.png","128":"https://addons.mozilla.org/static-server/img/addon-icons/default-128.png"},"is_disabled":false,"is_experimental":false,"is_noindexed":false,"last_updated":"2026-08-25T08:10:28Z","name":{"de":"FlashCaption - Live-Untertitel & Videoübersetzung","en-US":"FlashCaption","es-ES":"FlashCaption - Subtítulos en vivo y traducción de","fr":"FlashCaption - Sous-titres en direct et traduction","it":"FlashCaption - Sottotitoli in tempo reale e traduz","ja":"FlashCaption - あらゆるライブ配信や動画のリアルタイム字幕と翻訳","ko":"FlashCaption - 모든 라이브 스트림 또는 동영상의 실시간 자막 및 번역","nl":"FlashCaption - Live ondertiteling & vertaling voor","pl":"FlashCaption - Napisy i tłumaczenie wideo na żywo","pt-PT":"FlashCaption - Legendas ao vivo e tradução de víde","ru":"FlashCaption — Живые субтитры и перевод для любых","tr":"FlashCaption - Videolar için Canlı Altyazı ve Çevi","vi":"FlashCaption - Phụ đề trực tiếp & Dịch thuật Video","zh-CN":"FlashCaption - 任意直播或视频的实时字幕与翻译","zh-TW":"FlashCaption - 任意直播或影片的即時字幕與翻譯"},"previews":[],"promoted":[],"ratings":{"average":0.0,"bayesian_average":0.0,"count":0,"text_count":0},"ratings_url":"https://addons.mozilla.org/en-US/firefox/addon/flashcaption/reviews/","requires_payment":true,"review_url":"https://addons.mozilla.org/en-US/reviewers/review/3058328","slug":"flashcaption","status":"public","summary":{"de":"Echtzeit-KI-Untertitel und Übersetzung für jeden Livestream oder jedes Video. Sehen Sie YouTube, Twitch und mehr mit sofortigen Untertiteln auf dem Bildschirm.","en-US":"Real-time AI captions and translation for any livestream or video. Live subtitles on YouTube, Twitch, anime, and sports, translated into your language as people speak. No uploads, no switching tabs. Start with 7 days free.","es-ES":"Subtítulos y traducción con IA en tiempo real para cualquier transmisión en vivo o video. Mira YouTube, Twitch y más con subtítulos instantáneos en pantalla.","fr":"Sous-titres AI en temps réel et traduction pour tout livestream ou vidéo. Regardez YouTube, Twitch et plus encore avec des sous-titres instantanés à l'écran.","it":"Sottotitoli e traduzione AI in tempo reale per qualsiasi streaming live o video. Guarda YouTube, Twitch e altro ancora con sottotitoli istantanei sullo schermo.","ja":"あらゆるライブ配信や動画に対応したリアルタイムAI字幕と翻訳。YouTube、Twitchなどを画面上のインスタント字幕付きで視聴できます。","ko":"모든 라이브 스트림 또는 동영상을 위한 실시간 AI 자막 및 번역. 화면의 인스턴트 자막으로 YouTube, Twitch 등을 시청하세요.","nl":"Realtime AI-ondertiteling en -vertaling voor elke livestream of video. Bekijk YouTube, Twitch en meer met directe ondertitels op het scherm.","pl":"Napisy i tłumaczenie AI w czasie rzeczywistym dla dowolnej transmisji na żywo lub wideo. Oglądaj YouTube, Twitch i inne platformy z natychmiastowymi napisami na ekranie.","pt-PT":"Legendas e tradução com IA em tempo real para qualquer transmissão ao vivo ou vídeo. Assista ao YouTube, Twitch e muito mais com legendas instantâneas na tela.","ru":"ИИ-субтитры и перевод в реальном времени для любых трансляций и видео. Смотрите YouTube, Twitch и другие платформы с мгновенными экранными субтитрами.","tr":"Herhangi bir canlı yayın veya video için gerçek zamanlı yapay zeka altyazıları ve çevirisi. YouTube, Twitch ve daha fazlasını anında ekranda altyazılarla izleyin.","vi":"Phụ đề AI thời gian thực và dịch thuật cho mọi livestream hoặc video. Xem YouTube, Twitch và nhiều hơn nữa với phụ đề tức thì trên màn hình.","zh-CN":"适用于任何直播或视频的实时AI字幕与翻译。通过屏幕上的即时字幕观看YouTube、Twitch等。","zh-TW":"適用於任何直播或影片的即時AI字幕與翻譯。透過螢幕上的即時字幕觀看YouTube、Twitch等。"},"support_email":{"en-US":"support@flashcaption.com"},"support_url":{"url":{"en-US":"https://flashcaption.com/contact"},"outgoing":{"en-US":"https://prod.outgoing.prod.webservices.mozgcp.net/v1/39cb7eeb604775996181bbc085bd5bf9aa1be04bcce53cf803d4ba72338b1ea4/https%3A//flashcaption.com/contact"}},"tags":[],"type":"extension","url":"https://addons.mozilla.org/en-US/firefox/addon/flashcaption/","versions_url":"https://addons.mozilla.org/en-US/firefox/addon/flashcaption/versions/","weekly_downloads":88}