SubNova: Add Subtitles to Videos & Movies

Add subtitles to any video online. Drop .srt or .vtt files, sync audio timing with millisecond precision, and customize styles.

SubNova: Add Subtitles & Captions to Videos and Movies Easily add custom subtitles to any online video or movie. Drop .SRT or .VTT files directly onto the player, sync audio with millisecond accuracy, and personalize fonts, colors, and sizes. ✨ OVERVIEW Tired of missing subtitles on your favorite streaming site, video player, or educational platform? SubNova is a lightweight, high-performance subtitle player designed to overlay clear, customizable captions on virtually any HTML5 video playing in your browser. Whether you're watching a foreign film, binge-watching series on streaming platforms, learning a new language, or catching up on video lectures, SubNova gives you total control over your viewing experience. Simply drag and drop your subtitle file directly onto the video, and SubNova synchronizes it instantly! 🔥 KEY FEATURES • 🎬 Universal Video Detection Works with HTML5 videos across the web, including YouTube, Vimeo, Dailymotion, streaming platforms, cloud video players, and embedded iframes. • ⚡ Instant Drag & Drop Drop any .SRT or .VTT subtitle file right into the video screen or into the SubNova popup to load dialogue immediately. • ⏱️ Millisecond Audio Synchronization Subtitles out of sync with actor voices? Adjust the delay in real time using quick ±50ms, ±200ms, or ±1.0s steppers, or fine-tune with the responsive precision slider. • 📺 Fullscreen Support Subtitles automatically adapt when entering and exiting fullscreen mode—never get hidden behind the player! • 🎨 Deep Visual Customization - Font Size: From compact text to high-visibility large captions. - Colors: Crisp White, Cinema Gold, Neon Sky, Mint Green, and Amber Orange. - Background Box: Choose between transparent, semi-dark backdrop, or solid black for maximum contrast. - Typefaces: Modern Sans-Serif, Clean Grotesk, Vintage Monospace, or Cinematic Serif. - Position: Adjust vertical distance from bottom (2% to 30%). • ⌨️ Quick In-Player Keyboard Shortcuts - [Z] or [ [ ] : Shift subtitles earlier (-200ms) - [X] or [ ] ] : Shift subtitles later (+200ms) - Shift + [Z] / [X] : Fine adjustment (±50ms) - [C] : Toggle subtitle visibility on/off - [V] : Toggle background box opacity • 🌐 Multi-Language & Encoding Support Full support for UTF-8, Windows-1250, Windows-1252, ISO-8859-1, and Cyrillic character sets—no more broken accents or weird symbols! • 🛡️ 100% Private & Local Your subtitle files and video data never leave your computer. SubNova runs completely client-side with zero tracking, zero telemetry, and zero ads.