Music Theory Companion (VIP) 5.0.5 Apk for Android

Importance of Music Theory in Composition

Music theory plays a crucial role in composing any song. The Music Theory Companion app is designed for musicians who are keen on exploring scales, chords, alternative chords, the circle of fifths, voice leading, modulations, and key changes. This app serves as a quick reference for scales and chords, helping musicians and composers discover innovative chord progressions while songwriting. Additionally, it functions as an excellent guitar chords app for learning various guitar chords.

If you encounter any issues with the app, wish to suggest new features, or simply want to provide feedback, please contact us!

Tools and Feature Highlights

• Scales & Chords: 86 unique heptatonic scales/modes and their diatonic triads/seventh-chords formation


• Matching Chords: Alternate chords for any note of any scale


• Matching Scales: All possible alternative scales for any scale


• Circle of Fifths: For all scales


• Cube Dance: Guide to voice leading based on Neo-Riemannian theory


• Intervals: Ear training for intervals across all keys


• Chord Library: Over 1000 chords with chord construction details


• Modulations: Options for smooth key changes


• Scale Practice: Pitch detector for practicing scales with guitar, piano, or vocals


• Metronome: Perfect timing with configurable sounds


• Piano: Realistic piano keyboard with various instrument sounds


• Symbols: Handy online reference for musical symbols


• Reference: Extensive collection of online music theory resources


• Guitar Fretboard: Supports both left-handed and right-handed players


• Notes Support: Both sharp (#) and flat (b) notes


• Circle Direction: Clockwise and anticlockwise options for the circle of fifths


• Chord Display: Option to show triads and seventh chords in the circle of fifths


• Sync Chords: Play guitar or piano chords in sync with metronome ticks

App Usage

This app can be utilized for various purposes:

• Music Composing: Find basic and advanced chords applicable to any scale or mode.


• Music Theory Study: Study scales and chords for nearly all heptatonic scales and modes. This app also contains numerous music theory articles, serving as a free music theory book.


• Circle of Fifths: Access the Circle of Fifths for all scales and modes, including triad and seventh chords.


• Chord Finder: Discover all possible chords for available scales and modes.


• Chord Progressions: Derive chord progressions using the Circle of Fifths tool.


• Modulation or Key Change: Explore various key change options with the Modulations tool.


• Voice Leading: Experiment with different voice leading options using the Cube Dance tool.


• Guitar & Piano Chords: View all available chords on the guitar fretboard and piano keyboard.


• Vocal Training: Utilize the Scale Practice tool for vocal training.


• Ear Training: Enhance your ear training skills with the Intervals tool, as ear tuning is as crucial as learning scales or chords.


• Scales and Chords: Access a wide list of scales for guitar, piano, and vocals.


• Metronome Beats: Accurate metronome for guitar, drum set, piano, and vocal practices.

This app serves as both a piano chords learning tool and a piano chord finder, assisting you in learning scales, music theory, and guitar chords. With its metronome feature, you won’t need any other metronome app for your practice!

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