Hear every change live.
See where the mix goes wrong.
Load your Suno stems (or one finished song and let AI split it). Every track gets its own channel strip, the master bus has glue, colour and a limiter, and the problem finder marks harshness, mud, buried vocals, sibilance, bleed and clipping right on the timeline — click one to loop it, solo the culprit and try the fix while it plays. Nothing is uploaded.
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Want it done for you? Quick Master (one drop) or Stem Master (automatic stem repair) — both can open their result here. Desktop browser recommended (Chrome or Edge). Up to ~12 stems of a 5-minute song.
- Space plays. Click a lane to jump; drag on the ruler to loop a section.
- PROBLEMS tab: click one — Studio loops it and solos the culprit. Apply fix, then flip WITHOUT / WITH.
- TRACK tab shapes the selected stem. EDIT → PAN / VOLUME lets you draw stereo and level moves right on the lanes.
- MASTER tab: loudness, limiter, and start · end · fades (or EDIT → FADES and drag).
- Match loudness, then Export. Ctrl+Z undoes anything; your mix is saved in this browser.
Keys: Space play · Home start · L loop · O original · B bypass the selected track · Esc clear solos · 1–4 edit modes · Ctrl+Z undo. Drag on the ruler to set a loop. Drag EQ points; scroll on one to change its width; double-click resets.