Music
Tempo, frequencies, chords, scales and a metronome.
BPM CalculatorConvert BPM to delay and reverb times in ms for every note value (straight, dotted, triplet), LFO rates in Hz, song length in bars and tempo changes in percent and semitones.Chord FinderFind the notes of any chord (Cmaj7, F#m7b5, Bb/D …) and name a chord from its notes – with intervals, a keyboard view, playback and German note names.Circle of FifthsInteractive circle of fifths: click a key to see its key signature, notes, relative and parallel key, dominant, subdominant and diatonic chords – with German note names if you like.Interval CalculatorName the interval between two notes (major third, perfect fifth, tritone …) with semitones, inversion, just ratio and cents – or find the note a given interval above or below.Online MetronomeFree online metronome with tap tempo, accented first beat, time signatures from 1 to 12 beats and subdivisions (eighths, triplets, sixteenths) – precisely timed with Web Audio.Note Frequency ConverterConvert notes to frequencies and frequencies to notes with cents, MIDI number, Helmholtz name, period and wavelength – with adjustable concert pitch (A4 = 440, 432, 443 Hz …) and German note names.Scale GeneratorShow the notes of any scale – major, minor, church modes, pentatonic and blues – with key signature, relative key, step pattern, diatonic chords, keyboard view and playback.Chord TransposerTranspose a chord sheet or song with chords to another key – chords above the lyrics stay aligned, ChordPro [Am] works too – and find the best capo position for easy guitar chords.Online TunerFree chromatic online tuner for guitar, bass, ukulele, violin and more – uses your microphone right in the browser; the audio never leaves your device.