Fast workflow
Designed to reduce friction with direct upload, quick processing, and one-click export.
Open Audio Stem Separator, add your file, then choose the target output and run conversion.
This tool is optimized for audio processing and works best with mp3, wav, aac, ogg, flac, m4a as inputs.
When processing completes, download the result in mp3, wav, ogg, flac and verify quality before sharing.
Audio Stem Separator is a privacy-first utility for fast audio processing. It helps you move from mp3, wav, aac, ogg, flac, m4a to mp3, wav, ogg, flac with consistent output quality.
Designed to reduce friction with direct upload, quick processing, and one-click export.
Files are handled in an isolated processing flow with minimal retention and clear user controls.
Outputs are tuned for real use cases across mp3, wav, ogg, flac.
A predictable sequence keeps conversion stable across devices and file sizes.
Audio Stem Separator accepts mp3, wav, aac, ogg, flac, m4a and exports mp3, wav, ogg, flac.
The pipeline is designed for privacy-first processing with clear user control over inputs and outputs.
Use high-quality source files, choose the closest matching target format, and avoid repeated reconversion cycles.
Audio Stem Separator follows a deterministic conversion flow so results are repeatable and easier to troubleshoot when a file behaves unexpectedly.
Separate a song into individual stems: vocals, drums, bass, and other instruments.
Audio is processed locally in your browser using FFmpeg.wasm. Your files never leave your device — 100% private, zero uploads, no server dependency.
Uses deep-learning audio source separation (Demucs/Spleeter) to isolate individual musical components from a mixed track. Extracts 4 stems: vocals (singing/speech), drums (percussion), bass (low-end), and other (remaining instruments like guitars, synths, keys).
For musicians, producers, and content creators who need individual stems for remixing, karaoke creation, music analysis, or sampling specific instruments from a track.
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