Are the music theory tools free?
Yes, all ChordLookup tools are completely free to use. No account or sign-up required — just open any tool and start practicing.
How many practice tools are available?
ChordLookup offers 38 free music theory tools covering ear training, chord construction, scale exploration, rhythm practice, and more.
What instruments do the tools support?
Tools support guitar, piano, ukulele, and bass with instrument-specific fretboard diagrams, keyboard visualizations, and tuning references.