Stem Watermarking

Cooperative multi-stem watermarking that keeps watermark level stable after summing stems.

All processing runs on this server

Group Stem Workflow

Upload multiple stems, watermark them as a coordinated set, create the mix, and decode the mix signal.

Drag & drop stem files or click to browse (WAV recommended) No files selected

Variable Mix Builder

Create alternate mixes from uploaded stems using per-stem level offsets.

Select stems to configure mix levels.
Waiting for stems.
Waiting for stems.

Watermarked Stem Files

Each stem is watermarked with cooperative allocation so summed watermark does not inflate.

Detect a Watermark

Drop any mix, enter the passcode, and run the decoder manually.

Drag & drop a mix or click to browse No file selected
Waiting for input.

Instrument Label

Drop a stem and get the top instrument prediction.

Drag & drop a stem or click to browse No file selected
Waiting for input.