happytails.ai

Subtitle Synchronization

Match an English transcript to the timing of recorded speech.

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How to use Subtitle alignment
  1. Choose a file in WAV, MP3, M4A, FLAC, MP4 or WEBM.
  2. Review the settings, then choose Run Subtitle alignment.
  3. Review the result, then use Copy result or a download link when available.

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What to expect

Align a matching English transcript to recorded speech. Local Whisper forced alignment. English, up to one minute and 5,000 transcript characters. Review word timing; singing and overlapping voices may align poorly.