This is the free version. - Select from the menu a chord category -Select the type of chords you want to study in that category - Youwill see the notes of the chord and their names - When clicking oneach chord you will listen to it - There is a pop-up keyboard soyou can check each note of the chord There are several chordscategories: Triads & Power Chord Other chords without 7 = add,sus, 6, 6/9 7 Chords 9 Chords 11 Chords 13 Chords Within each ofthese categories there are subcategories. Within the “7 Chords”category you will find these subcategories: Major triad/major 7Major triad/minor 7 Sus 4 triad/minor 7 Minor triad/Major 7 Minortriad/minor 7 Augmented triad/Major 7 Augmented triad/minor 7Diminished triad/Major 7 Diminished triad/minor 7 etcetera Andwithin each subcategory there may be several types of chords.Within the “Major triad/major 7” subcategory of the “7 Chords”category you will find these types of chords: Cmaj7 Cmaj7b5Cmaj7(add#11) Cmaj7(ad13) So there are a lot of chords to study.This app will help you to learn all the different types of chords,how each of them sounds and how they are written. Music is an artand a science. Music notes, reading sheet music and music theoryare some of the vital aspects that a musician should know by heart.Knowing the different types chords in music is one of the mostimportant subjects for a musician. A chord, in music, is anyharmonic set of three or more notes that is heard as if soundingsimultaneously. There are chords for jazz music or for rock music.Chords define the type of music you are listening. This app isgreat for anyone looking for guitar chords or piano chords.Actually all the chords contained in this app are useful for allmusic instruments and for anyone interested in singing. Anyone in amusic school should have this app. Knowing the different types ofchords is of great help in music composition, songwriting and musicimprovisation. You don´t need advanced music notation knowledges touse this app. Knowing music notes and what semitones and tones areis enough.