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Music tools
Fifteen calculators and finders for band students, teachers and songwriters. Every one works on a phone.
Transpose & read music
For band rooms: move parts between instruments and make sense of what is on the stand.
PopularMusic TransposerMove a part between trumpet, sax, horn, clarinet and 45+ instruments, with the new key signature.Open tool NewSheet Music TransposerUpload a photo or PDF of a printed part and download it transposed for your instrument.Open tool Key Signature IdentifierCount the sharps or flats, or tap the notes, and find the key.Open tool Interval CalculatorName the distance between any two notes, hear it, and find a song that uses it.Open tool
Scales, chords & keys
Build, find and hear the pieces of harmony.
Chord Calculator & FinderBuild any chord, or tap piano keys to name the one you are playing.Open tool Scale GeneratorAny scale on any root, with piano fingerings and guitar, bass and ukulele fretboards.Open tool Circle of FifthsTap a key to see its signature, related keys and every chord in it.Open tool Modulation Path FinderPivot chords and ready-to-play routes from one key to another.Open tool
Write songs
From a melody or a lyric to a chord chart you can play.
Chord Progression GeneratorProgressions by key and style, with playback and MIDI export.Open tool Melody to ChordsTap a melody and get the chord progressions that fit it best.Open tool Lyrics to ChordsPaste lyrics and get chords that match their mood, line by line.Open tool Syllable CounterSyllables, stress and meter for every line of a lyric or poem.Open tool
Tempo & timing
For producers, scorers and anyone counting bars.
Test your ear
Music quizzes
Listening quizzes for students, and personality quizzes for everyone.
Classical Listening QuizHear a melody, name the piece. Ten rounds from 29 classics.Take the quiz Jazz Listening QuizHear a melody, name the standard. Ten rounds from 16 tunes.Take the quiz Which Music Decade Are You?Eight questions, one decade, and a playlist to match.Take the quiz Soundtrack of Your LifeYour life as a movie, five scenes each scored with a real song.Take the quiz Song of the DayYour mood, weather and energy right now, turned into one song.Take the quiz Lyric to Song QuizGuess famous songs from a hint, the artist and the year.Take the quiz Hits the Day You Were BornThe top ten songs from the week of your birthday.Take the quiz