Who Is This Tool For?
AI researchers, transcribers, and podcast editors feeding voice recordings into speech-to-text models like OpenAI Whisper.
Good to Know
Decodes Opus stream into 16-bit 48kHz uncompressed PCM WAV.
Convert OPUS audio and VoIP recordings into uncompressed PCM WAV format for speech recognition and audio analysis.
Convert to WAV. Max 50 MB per file.
Select your .opus voice recording.
Extract uncompressed linear PCM stream.
Input into Whisper AI or Audacity.
AI researchers, transcribers, and podcast editors feeding voice recordings into speech-to-text models like OpenAI Whisper.
Decodes Opus stream into 16-bit 48kHz uncompressed PCM WAV.
Many speech recognition engines and AI models require uncompressed 16-bit PCM WAV audio for optimal accuracy.
Reduce MP3, WAV, and M4A audio file sizes by adjusting bitrates, sample rates, and applying dynamic range normalization.
Convert legacy Windows Media Audio (.wma) files into universal MP3 format playable on all modern devices.
Convert heavy uncompressed WAV audio files into space-saving 320 kbps MP3 music files.
Convert Windows Media Audio (.wma) files into uncompressed PCM WAV format for studio audio editing and CD burning.