An indispensable tool for luthiers (guitar and other stringed instrument makers).

• Calculates the nut-to-fret distance
• (Optionally) Calculates the fret-to-fret distance
• (Optionally) Calculates the saddle compensation values

You enter the scale length (expressed in the units of your choice) and the number of frets, and Fret Calculator computes the values.

Each fret position in the table has a check box, to help you keep track of your progress while working on your fret board.