FRETFAN · PROFESSIONAL BROWSER TOOL

Draw the multiscale board at real size.

Calculate every string/fret intersection from treble and bass scales, string count, fret count, and neutral fret, then export a checkable fan layout, table, and millimetre SVG.

Open the workbench
01

Per-string scale interpolation

02

Selectable neutral-fret alignment

03

Millimetre SVG and CSV

Fret positions use ideal twelve-tone equal-temperament string ratios. String stiffness, fretting stretch, nut/saddle compensation, fret-crown width, and build tolerances still require luthier judgment.

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NO ACCOUNT · LOCAL PROCESSING · EXPORTABLE

Professional tools can still be quiet and transparent.

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