Decoder: Circle of Fifths

An interactive spin on the classic circle of fifths.

Most circle of fifths are confusing and cluttered. Decoder let's you play as your learn without information overload.

Decoder helps make music theory easier by offering an easy-to-digest, graphical representation of the structures in the music. It quickly organises keys, chords, notes, and scales according to what they have in common.

  • decoder spinning wheel

    Transpose key with a turn of the wheel

    Change key and transpose instantly with a turn of the Decoder’s wheel. The clear graphics visually separate major, minor and diminished chords.

  • learning the circle of fifths

    Decode Music Theory

    With Decoder, focus on one key at a time without information overload. It is an easy-to-digest, graphical representation of the structures in the music we hear daily.

  • Expose and Analyze Chord Progressions

    Check out the selection of 12 common chord progressions on the back to get you playing and applying your new Circle of Fifths knowledge.

  • decoder guitar theory

    Compose your own songs

    More than a cheat sheet. It organises keys, chords, notes, and scales according to what they have in common and how good they sound together. 

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learning guitar

Simplify music theory so you can focus on PLAYING

We even added in a little extra - the Quick Chords, reminders under every window to build triads for each chord without having to turn the wheel. This way, you can see how chords are built up from the notes. Helping you get playing and applying your new circle of fifths knowledge.

Give it a spin! Try our Digital Decoder: Circle of Fifths

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New from noisy clan!

Cheat Sheets

Available for Guitar and Ukulele! These Cheat Sheets are designed with one goal in mind – to get you playing more! Perfect for beginners, these reference guides provide a solid foundation for your musical journey. We don't show you finger positions, we show you how chords are structured.

 

✓ Convenient Protective Folder

✓ Durable Scratch-Resistant Design

✓ Bonus Music Theory Insights

  • Mast Chords in key

    ✓ Aids memory of 12 major and minor keys
    ✓ Learn to build chords in popular keys
    ✓ Prepare for key changes for transposition and modulation
    ✓ Learn sharps and flats in each key signature
    ✓ Easily explore harmonic relationships

  • Scale Your Skills

    ✓ Learn major, minor, pentatonic, and blues scales
    ✓ Learn how to build chords in popular keys
    ✓ Improve coordination and speed
    ✓ Ease into using scales with clear illustrations
    ✓ Learn the relationship between notes and their location on the fretboard

  • Learn How Chords are Built

    This guide navigates chords in six different positions and how they progress from major to diminished.

    ✓ Visually decipher chords effortlessly
    ✓ Understand chord locations on the fretboard
    ✓ Easily learn chord structures and formulas

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