AI Title Translator - YouTube Titles

Translate YouTube titles into your chosen language and keep the original title visible. Settings and API keys stay in your browser.

Ever missed out on great YouTube videos because foreign titles were hard to understand? Tired of stiff, robotic machine translations that completely miss internet memes, slang, and puns? Frustrated when tools overwrite the original title, leaving no way to compare and learn authentic expressions? 【AI Title Translator - YouTube Titles】is built to solve exactly that! ━━━━━━━━━━━━━━━━━━━━━━━━━━━ ★ KEY FEATURES ━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🎯 1. True Bilingual In-Place Display • The translation replaces the title prominently, with the original preserved below. • No hovering required. Scan your feed naturally while learning authentic expressions in context. 🧠 2. Context & Meme-Aware AI • Say goodbye to rigid, word-by-word machine translation. • Accurately understands internet slang, cultural memes, humor, abbreviations, and YouTube clickbait phrasing. 🏷️ 3. Smart Video Topic Badges • Automatically identifies video domains and attaches tags like [Tech], [News], [Music], [Finance], [Gaming], and more. • Immediately know what a video is about before clicking. ⚡ 4. Zero Setup! Works Without API Keys • Leverages Chrome's built-in on-device translation (Chrome 138+). • Works out of the box with zero configuration, completely free and offline. 🌐 5. Universal AI & Local Model Support • Connect seamlessly to your favorite cloud AI services, or any custom OpenAI-compatible endpoint (including local offline models via Ollama or LM Studio). 🚀 6. Local Caching & One-Click Retry • Persistent browser cache eliminates duplicate requests and saves quota. • If a network hiccup occurs, simply click the failed badge to retry. Automatically skips titles that already match your target language. ━━━━━━━━━━━━━━━━━━━━━━━━━━━ ★ QUICK START ━━━━━━━━━━━━━━━━━━━━━━━━━━━ 1. Add to Chrome and open YouTube — bilingual titles appear automatically! 2. (Optional) Click the extension icon to choose from 12 target languages, or add your own API key to enable smart topic badges and enhanced translation. ━━━━━━━━━━━━━━━━━━━━━━━━━━━ ★ PRIVACY & FAQ ━━━━━━━━━━━━━━━━━━━━━━━━━━━ ✔ 100% Private & Open Source: Zero data collection, no tracking, and no middleman servers. All settings stay in your browser. MIT licensed. ✔ Pricing: Completely free and open-source. On-device translation is 100% free; cloud AI APIs follow their respective provider's terms. ✔ Languages: Supports 12 target languages (English, Chinese, Japanese, Korean, Spanish, French, German, Portuguese, Thai, Vietnamese, etc.) with automatic source language detection.