(This app is the Classic version, which was created to retain the specifications of the previous version of "Piano Chords Master" (Ver.2.x.x).)

This app can display each note of the component tones (root, triad, 7th, tension, on chord) of selected chord on the keyboard, play chord sound.
In addition, it has 6 octaves keyboard, and it can display immediately the chord name to match the configuration notes you pressed.

As the main features of this app, it has the function to play chords as sequencer of 16 bar.
This app supports you when you practice the songs that are configured in the chord such as popular music and jazz.

Registration method of chord:
- Enter the chord from the keys on the screen.
- Create chord by selecting each component note from Key/Chord selection view. [New method]
- Create chord by selecting each component note from the selecting chord dialog. [Old method]
- You can perform it by connecting a MIDI-compatible keyboard. (It might be limited the corresponding MIDI keyboard.)

* If you'd like to input or display all the chord patterns including tension (b9, # 9, 11, # 11, b13, 13), You need In-App Purchase.
* It is possible to transpose (change the overall key). (Select "Transpose" from the dialog displayed from [Util] button on [Register] screen.)
* It is possible to add chord progression. (Select "Add chord progress" from the dialog displayed from [Util] button on [Register] screen.)
* There are 28 types in all kinds of sound. (It is 9 kinds can be used in the initial state. To use all type, you need In-App Purchase.)
* The chord set can save or load as a sequencer. (To use this, you need In-App Purchase.)
* Supports Bluetooth MIDI connection.
* Supports sending MIDI messages (note on / off). (To use this, you need In-App Purchase.)

Chord list:
M, 7, 7(b5), 7(#5), 6, 6 9, 9, add9, M7, M9, M7(b5), M7(#5), m, m6, m6 9, m(#5), m add9, m7, mM7, m7(b5), m7(#5), m9, mM9, aug, dim, sus4, 7sus4, 9sus4, M7sus4, M9sus4
(To use below, you need In-App Purchase.)
7(b9), 7(#9), 7(#11), 7(b13), 7(13), 7(b9 #11), 7(b9 b13), 7(b9 13), 9(#11), 9(b13), 9(13), 7(#9 #11), 7(#9 b13), 7(#9 13), M7(#11), M9(#11), M7(13), M9(13), m7(11), m7(13), m9(11), m7(b5 11), m7(b5 13)