# Piano Companion PRO: chords — Music Theory, Chords, Scales

> Music theory app with chord and scale dictionary, progression builder, and custom library. (iPhone/iPad app by Songtive.)

- Source: https://appshunter.io/ios/app/piano-companion-pro-chords/id586097063 (this page in markdown: same URL + `.md`)
- Developer: [Songtive](https://appshunter.io/developer/865392704)
- Category: Music, Education
- Price: $99.99
- Rating: 4.70/5 from 207 App Store ratings · 238 written reviews indexed
- Age rating: 9+
- Requires: iOS 13.0 · 154 MB
- Languages: Russian, Bulgarian, Hindi, Serbian, Slovenian, Vietnamese, American English, Arabic, Hungarian, Dutch and 29 more
- Released: 2012-12-14
- Data updated: 2026-09-01
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/piano-companion-pro-chords/id586097063/reviews.md

## What is Piano Companion PRO?

Piano Companion is a music theory app which helps songwriters, producers, teachers and their students. It’s a flexible piano chords and scales dictionary with user libraries, reverse mode, the circle of 5ths, chord progression builder with common patterns. If you can’t remember the name of a piano chord or scale, this app helps you to find it by keys or using your external MIDI keyboard. For example, just press C, G and you will get C Major as the first piano chord in the search result. If you don’t see a piano chord or a specific scale, you can create a custom piano chord or scale and use it for chord charts or your user library. 

The Piano Companion app shows chord and scale notes on the grand staff, degrees, relative scales, intervals, fingering for both hands in major and minor scales – and you can contribute your own custom fingering too. You can practice scales in different keys and clefs, practice progressions. Additionally, you can listen to how a scale or chord sounds in the loop or arpeggiated. You can see the list of compatible chords in the selected scale or list of compatible scales for a selected chord. 

The app helps you to compose, practice progressions and experiment with different chord progressions using our Chord Progression Builder with relative or common chords. 

Key features:

- 1500+ piano chords, up to 6th inversions such as major, minor, diminished, augmented, sevenths, etc.
- 10,000+ scales, such as Ionian (major), Aeolian (minor), Dorian, Phrygian, Lydian, Mixolydian, Locrian, Harmonic minor, Melodic Minor, chromatic, pentatonic, blues, etc. 
- Chord Progression builder with scale patterns (chord sequencer)
- Interactive Circle of Fifths with grand staff and relative scales 
- Ability to input your own custom chords and organize your own chord charts and library
- External MIDI keyboard support for reverse mode
- MIDI output (iOS) with the ability to connect your favorite DAW (Ableton, Garage Band, etc.) with Piano Companion
- List of available chords in Circle of Fifths, practice common chords.
- Popular key notations: English, Italian, German, Japanese, Russian, etc. 
- Shows chord and scale in different octaves on the grand staff with treble and bass clef
- Displays compatible scales’ chords
- Displays similar and relative scales 
- Analytical labels: Secondary Dominant and Secondary Leading-Tone
- Common degrees: Tonic, Supertonic, Mediant, Subdominant, Dominant, Submediant, Leading tone (in Major scale) / Subtonic (in Natural Minor Scale) 
- Displays compatible chords’ scales
- Ability to create custom chords or modify existing ones
- Audio support: the ability to play a chord in the loop or arpeggio; ability to play a scale in the loop
- Arpeggio in the chord progressions
- Relative scale suggestions
- Relative chords in chord progressions
- You can create your own scale fingering and have the ability to use community scale fingerings
- User libraries with the ability to add scale or chord
- You can create your own chord libraries and chord charts
- Ability to create favorite scales 
- Chord Intervals: Unison, Perfect Fifth, Major Third, Minor Third, etc.

Prompt support from the Piano Companion Team is guaranteed! We would also be happy to hear your suggestions for Piano Companion.


Follow us on


Twitter: http://twitter.com/pianocompanion
Facebook: http://facebook.com/PianoCompanion
Google+: https://plus.google.com/112151838811905661920


Have questions? Community forum: http://forums.songtive.com or contact us at: support@songtive.com

## Key features

- Extensive chord and scale dictionary
- Chord progression builder
- Custom chord and scale creation
- Interactive Circle of Fifths
- MIDI keyboard support
- Audio playback for chords and scales

## What do users think of Piano Companion PRO?

Overall sentiment: positive

**Pros**

- 👍 Helpful for learning music theory
- 🚀 Comprehensive chord and scale database
- 💡 Reverse chord and scale lookup
- 👍 Useful for composition and teaching
- 👍 Stable and user-friendly

**Cons**

- 🐛 Chord progression feature issues (crashes, freezes, limited functionality)
- 🐛 Sync issues across devices
- 🔋 Battery drain concerns
- 🔍 Cluttered or confusing interface in some areas

**Commonly reported bugs**

- Chord progression feature kicks user out randomly
- MIDI out plays only one note instead of a chord, gets choppy and freezes
- App crashes when accessing certain features (e.g. circle of fifths)

**Most requested features**

- Add atonality scale with uncertain root
- Improve chord progression feature (move chords, more customization)
- Implement MIDI out support
- Add dark mode or customizable UI
- Improve stability and reduce crashes

## Recent user reviews (10 of 238)

All indexed reviews: https://appshunter.io/ios/app/piano-companion-pro-chords/id586097063/reviews.md

### 5/5 — Sumamente útil.

*2025-02-03, version 6.64.504*

Es una gran opción para aprende teoría de forma sencilla. La aplicación es estable y amigable para el usuario.

### 4/5 — I totally like this app except this

*2025-01-27*

I want to add an atonality scale which root is uncertain at the scales dictionary.

**Developer response:** Thanks for your feedback! If you can contact me and send example, I'd consider that for the next update. 😇 support@songtive.com

### 5/5 — Súper práctica. La utilizo tanto para el piano como … y para mis pequeñas composiciones

*2024-12-21, version 6.64.504*

Súper práctica. La utilizo tanto para el piano como para la guitarra y para mis pequeñas composiciones 
La uso tanto en Apple como Androit
Súper recomendable

### 1/5 — Kicks me out of chord progression screen

*2024-10-17*

I enjoy the app but chord progression feature is unusable because the app randomly kick you out of the chord progression window into the menu, even if I don’t press anything. I wish the developer can fix this and I would re-rate

**Developer response:** Hi Max, I’m sorry to hear about the issues you're experiencing with the chord progression feature. Your feedback is valuable, and I encourage you to reach out to our support team for assistance or to report this issue so we can work towards a solution.

### 1/5 — Waste of $13, No Access

*2024-08-05*

Bought and loved. Have had it one week and it no longer sees my purchase. Says I have to write support. Very frustrating!!!!!

**Developer response:** I'm sorry to hear about the trouble you're experiencing with your purchase, Melbp. Please reach out to our support team, and they will assist you in resolving this issue as quickly as possible.

### 5/5 — Great tool !!!!!

*2024-04-23, version 6.64.504*

It´s a great to for learning and teach students. I really hope that you will keep it alive for many years. Thank you.

### 1/5 — Not worth the money

*2023-06-13*

- quirky and busy interface 
- crashes often 
Disappointed

### 5/5 — Great help!

*2022-12-23*

Who knew how many scales there are!
Most people have no idea.
I use the app a lot.
It helps me with my music composition work.

### 4/5 — Jo

*2022-10-17*

Knilch

### 5/5 — Super Programm

*2021-10-18*

Endlich eine gute App mit der auch ein alter Herr klar kommt. Danke an die Entwickler.

## Frequently asked questions about Piano Companion PRO

### What does Piano Companion PRO do?

Piano Companion PRO is a music theory application designed to assist musicians with chords and scales. It functions as a dictionary, allowing users to find chords and scales by inputting keys, and includes features like a chord progression builder and the ability to create custom musical elements.

### What are the key features of this app?

Key features include an extensive library of over 1500 piano chords and 10,000+ scales, a chord progression builder with common patterns, an interactive Circle of Fifths, and the ability to create and save custom chords and scales. It also supports external MIDI keyboards and offers audio playback for chords and scales.

### How much does Piano Companion PRO cost?

Based on the provided information, this application is a paid app. There are no mentions of free versions, subscriptions, or in-app purchases, indicating a one-time purchase model.

### Who is this app intended for?

This app is designed for songwriters, music producers, music teachers, and their students. It is a valuable tool for anyone looking to deepen their understanding of music theory, compose music, or practice musical concepts.

### Can I use this app with my MIDI keyboard?

Yes, the app supports external MIDI keyboard input, particularly for its reverse mode. This allows you to play notes on your MIDI keyboard to identify chords or scales, making it a more interactive learning experience.

## Version history (last 5 releases)

### 6.67.429 — 2026-04-29

Bug fixing.

Love our app? Please rate us - each vote is very important for us! Your feedback keeps us motivated to continue development.

### 6.64.504 — 2021-05-06

Staff/Keyboard can be magnified in settings: 1x, 2x, 3x
You can turn off MIDI output.
Fixed issue with Search scale by name. 
Added Airbuds support. 

Love our app? Please rate us - each vote is very important for us! Your feedback keeps us motivated to continue development.

### 6.63.127 — 2021-01-27

User libraries can show scale/chords in staff view.
Added Don't sleep mode.
Improved usability for Chord Progressions.

Love our app? Please rate us - each vote is very important for us! Your feedback keeps us motivated to continue development.

### 6.61.925 — 2020-09-25

Fixed issue with playing chords in iOS14.
Other stability improvements. 

Love our app? Please rate us - each vote is very important for us! Your feedback keeps us motivated to continue development.

### 6.60.624 — 2020-06-24

Happy to announce that Piano Companion became part of our Songtive Community. That means that you have the ability to contribute progressions so other users will be able to vote and reuse them in their creations. 

You are not restricted to chords or arpeggios. You can create your own Patterns and assign them to each chord. The pattern could be shared in Songtive Community as well as a chord progression. 

Feel free to let me know your thoughts and please rate app - each vote is very important for us! Your feedback keeps us motivated to continue development.

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All apps by Songtive: https://appshunter.io/developer/865392704

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-01.*