Harniciuk Sonic is in open beta — we're actively building and improving our tools. Spot a bug or have feedback? Tell us.
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Harniciuk Sonic Audio Tools

Mix & Master

Choose the workflow you need: finish a track with the Mastering Engine, or shape stems and full mixes inside Mix Studio.

Master

Mastering Engine

Upload your track and get a louder, clearer, release-ready master with polish, EQ and stereo enhancement.

Start Mastering
Mixer

Mix Studio

Open the browser mixer for instrument presets, preview, A/B comparison and WAV export.

Open Mix Studio
Stems

Stem Studio

Separate vocals, drums, bass and instruments from any song.

Upload an MP3, WAV or FLAC file and create clean stems for practice, remixing, transcription, production and guitar study.

Open Stem Studio

Start with the workflow you need: master a finished track, shape a mix in the browser, or prepare vocal and instrument stems before production.

Prepare the source

Separate a reference or mix into stems first

If the parts are locked inside one audio file, start in Stem Studio. Separate the track, balance or retune the parts you need, then return here to continue the Mix & Master workflow.