Strip the track to the chassis

Extract the raw vocals, drums, and bass for a custom rebuild.

Ready

Vocal Remover and Stem Splitter Workflows

OLS is built for artists, engineers, and labels who need fast vocal extraction, reliable multi-stem separation, and production diagnostics in one place.

Key and BPM + Mix Analysis

Lock timing, tuning, and dynamics before release with one consolidated diagnostics stack.

Run analysis in OLS

Frequently Asked Questions

How do I remove vocals from a song online?

Upload your audio in OLS, choose vocal separation, and export the isolated vocal or instrumental stem directly from the results panel.

Can OLS split a track into multiple stems?

Yes. OLS supports multi-stem extraction with vocal, drums, bass, and additional instrument outputs for detailed production workflows.

Does OLS detect key and BPM for remixes?

Yes. OLS includes key and BPM analysis so you can align tempo and harmonic content before edits, mashups, or stem replacement.

Which audio formats are supported?

OLS accepts standard release formats including WAV, FLAC, MP3, and M4A for upload and analysis workflows.