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🆓 Core Features (Completely Free) Instant web translation & YouTube dual subtitles out of the box (enable the video's built-in CC button for subtitles). Powered by Google & Bing. Bring Your Own Key Use your own API Key from Gemini, GPT, Groq, Claude, and more. Fully local — no middleman, no data relay. We never sell or provide Keys. 🎯 Custom Translation Zones Use the smart selector to highlight any area on any website. Saved per domain automatically. 📚 Vocabulary Review Double-click any word to look it up and save it. Saved words are auto-highlighted across all pages and YouTube subtitles. ✨ More Features · Deep parsing of Facebook, Instagram, Twitter (X), Reddit, GitHub, and other complex sites · YouTube dual subtitles with live preview and one-click download · API Keys stored locally with WebDAV / Google Drive encrypted sync
AI Summary & Translate for Web & YouTube | TLDRly
Summarize & translate any webpage or YouTube video with AI. Powered by ChatGPT, Claude, and Gemini for instant, accurate results Instantly summarize articles, YouTube videos, and research papers with AI. Translate content from any language. Save hours of reading time. TLDRly is an AI-powered Chrome extension that summarizes any webpage, YouTube video, or document in seconds. Whether you're researching academic papers, watching educational videos, or reading articles in foreign languages, TLDRly extracts the key information you need. TLDRly automatically switches between leading AI models – ChatGPT, Claude, and Gemini – to deliver summaries that match your preferred style and level of detail. 📖 Universal Summarizer Works seamlessly on news sites, Wikipedia, research papers, Google Docs, Gmail, and blog posts. No word limits – summarize everything from short articles to lengthy academic texts. 🎥 YouTube Transcript Summarizer Convert hour-long lectures and videos into concise text summaries. Perfect for students reviewing educational content or professionals catching up on industry talks. 🌍 Smart Translation Summarize content in any language, with automatic translation to English, German, Hindi, Korean, and 50+ other languages. Read foreign research papers and international news without language barriers. ⚡ One-Click Operation No copy-pasting required. Simply click the TLDRly icon on any webpage or YouTube video for instant summaries. Students save 8+ hours weekly summarizing textbooks and lecture recordings for exam prep Researchers quickly review multiple papers to identify relevant studies for literature reviews Professionals condense lengthy reports and meeting transcripts into actionable insights Language Learners read foreign content with integrated translation and simplified summaries Content Creators research topics faster by summarizing multiple sources simultaneously 1. Install TLDRly from Chrome Web Store 2. Navigate to any article, YouTube video, or open email 3. Click the TLDRly icon in your toolbar 4. Get instant AI-powered summary with optional translation Works with: YouTube, Wikipedia, Google Docs, Gmail, news sites, and more. Your browsing data stays private. TLDRly: - Doesn't track your browsing history - Doesn't store your personal information - Doesn't inject ads or sell data - Only processes content when you actively click the icon Core summarization features are completely free. No credit card required. Premium options available for power users who need unlimited translations and advanced AI models. Unlike basic summarizers, TLDRly combines multiple AI models with specialized algorithms for different content types. Whether you're summarizing a scientific paper, translating a news article from Korean to English, or converting a lecture video to text, you get accurate, context-aware summaries every time. Join our calm and happy users who save hours daily with smarter reading. Stop drowning in information overload. Let TLDRly handle the reading while you focus on what matters - understanding and applying knowledge. Install TLDRly now and transform how you consume content online. Your time is valuable - make every minute count.
LingoVersa: AI Subtitles for YouTube
AI subtitles for any YouTube video — dual subtitles, click-to-translate, AI tutor & vocabulary notebook. 50+ languages supported. LingoVersa transforms YouTube into a powerful language learning platform. Generate AI subtitles for any video, translate words instantly, ask questions to an AI tutor, and build your vocabulary — all while watching. Perfect for learning English, Spanish, French, German, Japanese, Korean, and 50+ languages. 🧠 AI Subtitles Generate accurate subtitles for any YouTube video using advanced AI with up to 95% accuracy. 🎭 Dual Subtitles Watch with original and translated subtitles displayed together on screen. 🖱 Click to Translate Click any word to instantly see its translation, pronunciation, and example usage. 🤖 AI Language Tutor Ask questions about words, grammar, or expressions directly from the video context. 📚 Vocabulary Notebook Automatically save new words and review them anytime. 🌎 50+ Languages Works with more than 50 language pairs. 1️⃣ Install LingoVersa 2️⃣ Open any YouTube video 3️⃣ Generate AI subtitles or enable dual subtitles 4️⃣ Click unknown words to see instant translations 5️⃣ Ask the AI tutor about grammar or expressions 6️⃣ Review saved words in your vocabulary notebook With LingoVersa, every video becomes a learning opportunity. ✔ Learn while watching your favorite creators ✔ Understand real conversations and expressions ✔ Expand your vocabulary naturally ✔ No boring exercises or separate apps
LingTube - YouTube Subtitle Translator & Voice
Translate YouTube videos, speech and subtitles: bilingual captions, video transcription, AI dubbing and voice read-aloud. LingTube is a YouTube video speech translation, subtitle translation, and AI dubbing extension. Open a video and start it with one click: LingTube translates foreign-language captions or recognizes speech in videos without captions, then reads/dubs the translation in a natural voice, so you can quickly understand foreign-language YouTube videos without constantly watching subtitles. Ideal for language learning, courses, technical tutorials, news, podcasts, anime, movie clips, and watching during a commute. Key features - YouTube video translation: translate subtitles, speech, and no-caption video content - Bilingual subtitles: translation + original on screen, or translation-only/original-only - AI dubbing / subtitle read-aloud: read translations with Edge TTS or browser voices - No-caption handling: when a video has no captions, automatically convert speech to text, then translate and read it aloud - Context-aware translation: supports Google Translate and OpenAI-compatible APIs to improve understanding of long sentences and specialized content - AI learning: generate vocabulary, grammar, exercises, scoring, and review content - Audio mixing: original video audio and translated voice can play together with separate volume controls - One-click start/stop, with Alt+Shift+V hotkey support - AI video summary / summarizer: after AI is ready, it can use the full translated subtitles and video dialogue to quickly summarize YouTube videos, extract key points, explain technical terms, and find relevant timestamps. Ideal for quickly understanding long videos, course videos, technical tutorials, news, and podcasts. Privacy - Runs only on YouTube pages - Settings are saved in the local browser - Subtitle, translation, and voice requests are sent only to the services you enable extension, plugin
YouTube Dual Subtitles & Accurate AI Translation Captions - Fluently
Accurate subtitles for YouTube videos, powered by AI. Translate 20+ languages with Dual subtitles. Better than YouTube auto-captions Fluently gives you accurate, AI-powered subtitles for any YouTube video in 20 languages. No more broken auto-translated captions. Fluently uses AI to transcribe the raw audio and translate it properly with dedicated AI translation models, so you actually understand what's being said. A better alternative to YouTube's built-in auto-translate, Language Reactor, and Immersive Translate for anyone who needs accurate subtitle translations. • Accurate AI Translation: Fluently understands context, tone, and meaning behind what's being said in the video. • Dual Subtitles: See original and translated text side by side while you watch. • Translation Notes: Explanations for grammar patterns, cultural references, and non-literal translations • 20 Languages — English, Spanish, French, German, Portuguese, Italian, Japanese, Korean, Chinese (Simplified & Traditional), Arabic, Hindi, Russian, Turkish, Dutch, Polish, Swedish, Indonesian, Vietnamese, Thai. • Works on Any YouTube Video — Vlogs, lectures, podcasts, interviews, music videos. If it has audio, Fluently can translate it. • Real-Time Streaming — Subtitles appear progressively as they're generated. Start watching within seconds. • Full Customization — Adjust font size, weight, color, position, and background for both original and translated subtitles. 1. Open any YouTube video 2. Click the Translate button 3. AI-generated subtitles appear automatically, synced to the video 4. Ask any question about specific segments, great for language learners Unlike other subtitle translation extensions that translate YouTube's existing (inaccurate) auto-captions, Fluently generates entirely new subtitles from the audio using AI and dedicated translation models. The result is dramatically more accurate translations, especially for content with accents, slang, or technical vocabulary. If you've tried auto-translate, dual subtitle tools, or language learning extensions and been frustrated by subtitle quality, Fluently is built to solve exactly that problem. PERFECT FOR: • Language learners who want real-world practice beyond Duolingo • Anyone who watches foreign-language YouTube content • Students studying with lectures in other languages • Fans of international content creators and vloggers • Travelers preparing with foreign-language travel vlogs