Docstroubleshootingsupported formats

Supported Formats

Video Formats

FormatExtensionSupported
MP4 (H.264).mp4Yes
QuickTime.movYes
WebM.webmYes
AVI.aviYes
Matroska.mkvYes

Audio Formats

FormatExtensionSupported
MP3.mp3Yes
WAV.wavYes
AAC.aacYes
M4A.m4aYes
FLAC.flacYes

Limits

LimitValue
Max file size1 GB
Max durationNo hard limit (credits required)
Min duration5 seconds
RecommendedUnder 500MB for fastest upload

Audio Requirements

  • Must contain speech (no music-only files)
  • Clear audio produces better results
  • Single speaker recommended for best voice cloning
  • Minimum sample rate: 16kHz

Resolution

Input resolution is preserved in the output. DubLab processes the audio track — the video track passes through unchanged.