Music Theory
Composition and theory helpers. Transpose chord progressions, interact with the Circle of Fifths, calculate intervals, and determine time signatures for sheet music.
Professional-grade BPM Tapper & Tempo Calculator. Features real-time Delay/LFO conversion (ms & Hz), weighted average analysis,...
Visualize musical scales on piano and guitar. Generate diatonic chords, explore guitar tunings, and hear scale...
Interactive audio frequency reference with built-in sine wave synthesizer, instrument range overlays, and real-time chromatic tuner...
Generate a playlist from top songs of multiple artists. Enter artist names, fetch their hits, customize...
Generate real-time audio from fractal mathematics. Explore Mandelbrot, Julia, Sierpinski fractals sonified through additive synthesis.
Generate chord progressions by key, scale, and mood. Play back with Web Audio synthesis. 50+ templates...
Calculate all inversions of any chord. See note names, intervals, and play audio. Supports triads, 7ths,...
Find any chord instantly - see notes, intervals, guitar fingerings, and piano diagrams. Play chords with...
Transpose song chords up or down by any number of semitones. Supports sharp and flat keys,...