InstDub — Your Language. Every Video.

InstDub is the ultimate AI-powered video translator and dubber for YouTube. Press play in English, listen in Mandarin, Spanish, Arabic, or 18+ other languages with natural voice synthesis. Why InstDub? • Real-time translation — get subtitles as you watch • Natural AI dubbing — never robotic, choose voice that matches content • Works on any YouTube video — no download needed, all processing in the cloud • Privacy-first — your data is never sold How it works 1. Open a YouTube video 2. Click the InstDub floating button 3. Choose your target language 4. Get instant subtitles + optional AI dubbing 5. Hit play — audio syncs with the video Features • 18+ target languages • Natural voice synthesis • Auto voice matching based on video content • Smart caching for instant replay • Ducking — original audio lowers during dubbing • Speed control without pitch distortion Free vs Pro Free: 1 hour/week, no credit card required Pro ($29.9/month): 60 hours/month, all voices Ultra ($69.9/month): 180 hours/month, priority support Privacy Your videos are processed in real-time and never stored. Account data is yours to export or delete anytime. Read our full policy: https://instdub.com/privacy Support Email: support@instdub.com