YouTube Pinyin Overlay helps Chinese learners improve their listening and pronunciation by automatically adding Pinyin (with tone marks) above Chinese subtitles on YouTube videos. Whether you're watching auto-generated, live, or manually uploaded Chinese captions, this lightweight extension runs in the background and overlays accurate Pinyin directly above each line of text — without disrupting playback or styling. 🔤 Key Features: • Converts visible Chinese subtitles to Pinyin with tone marks • Works with both simplified and traditional characters • Supports auto-generated, live, and most manual Chinese captions • Lightweight and fast — no configuration needed • Preserves YouTube’s original appearance and subtitle timing This tool is ideal for learners practicing Chinese pronunciation, tone recognition, or character reading in real-world video contexts. 🎓 Powered by the pinyin-pro library for high-accuracy tonal rendering. No data is collected or shared. The extension runs locally and does not track or store any user information.