Piano Chords Master

In-app purchases
4.0
603 reviews
100K+
Downloads
Content rating
Everyone
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About this app

This is the revolutionary piano app to support the practice of playing chords.

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.
- 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. (This app has a function to send chord information to other devices via Bluetooth in MIDI. If you want to use this function, you need to allow location information to be obtained.)
* Supports sending MIDI messages (note on / off).


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)
Updated on
Dec 31, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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Ratings and reviews

4.1
585 reviews
YTX Factory
November 6, 2025
one idea might be able to upload your own sound and to invert the chords. the ones I tried were too low on the scale and I'm interested in making pad chords for beats
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Parsa Radmanesh
December 29, 2024
Unfortunately, once a "chord chain" is written, it cannot be deleted, erased or reset; it can only be done manually and is time-consuming, which is very annoying. Please fix this🕊️🧡
1 person found this review helpful
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Loop-Sessions.LLC.
September 25, 2025
Thank you for your comment.
Okeafor Uzochukwu C.
June 5, 2022
Good app, but I think the iOS version seen to be a lot better. The range of notes are restricted. Also the Look and feel is poorer here than in the iOS version. Still a good app anyways.
67 people found this review helpful
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Loop-Sessions.LLC.
June 14, 2022
Thank you for your comment. We'll increase the number of keys, just like iOS in the next update. Please continue to use it.

What’s new

The function "Save chords list / seq data" has been removed from the in-app purchase.
Please take this opportunity to try it out.