DubFlow

Target language Source subtitle language Voice Base speech rate 1.00× Original audio ducking 25% Translation provider Auto-fit voice speed to subtitle timing Mute original video audio instead of ducking

License key

Free plan: 3 hours/day. Enter a key to unlock unlimited.

Ready.

Best results come from pages that expose HTML5 subtitle tracks. For embedded players and anime sites, the on-video Dub button inside the frame is often the most reliable control.