The Voice Isolator removes background noise from audio recordings, leaving you with a clean, isolated vocal track. This is ideal for cleaning up interview recordings, podcast episodes, meeting audio, or any file with unwanted background sound.
Isolating a voice
Open Voice Isolator in your dashboard
Click Voice Isolator in the sidebar of your Monorail AI dashboard.
Upload your file
Select and upload the audio or video file containing the recording you want to clean.
Click Isolate
Submit the file and let the AI process the audio to separate the voice from background noise.
Preview and download
Listen to the cleaned audio in your browser and download the isolated vocal track when you’re satisfied.
When to use Voice Isolator
- Before transcribing audio with the Transcriber tool for better accuracy
- Cleaning up podcast recordings made in noisy environments
- Improving call recordings or remote interview audio
- Separating dialogue from background music or ambient sound
Run Voice Isolator before Transcriber for significantly more accurate transcriptions when your recording contains background noise.
Credit usage
Voice Isolator credits are calculated based on the duration of the uploaded audio file. See the Credits page for current rates. 
