Now Available: AudioTheory Piano Keys
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Revolutionary music theory software

AudioTheory Guitars – the ultimate reference tool for guitar notes and chords. Featuring a built-in keyboard, each note reacts to your input across the customisable chord and fretboard diagrams. For anyone who's ever wished music theory was that little bit more straightforward – this is the software you need.

Updates & News
AudioTheory Piano Keys 1.4.0 – 88 Key Update Support for multiple keyboard sizes up to a full 88 key piano.
AudioTheory ASIO and Performance Updates A series of updates bringing improvements to the full range of AudioTheory software.
AudioTheory Piano Keys: Available Now AudioTheory Piano Keys releases on Steam, Mac App Store and direct today.
AudioTheory Guitars Version 2.0.0 Update A big update and new look for AudioTheory Guitars.
AudioTheory Piano Keys – Ear Training New ear training exercises for AudioTheory Piano Keys.
AudioTheory Guitars 1.18.0 – 24 Fret View + Improved Chord Selector Update A new fretboard view mode and an improved selector for open chords.
AudioTheory Piano Keys Release Announcement Arriving 24th September 2021.
AudioTheory Guitars 1.17.0 – Chord Reordering Update New click and drag tools for reordering chords.
AudioTheory Guitars 1.16.0 – Improved MIDI Support + Extended Configuration Update Improved customisation with a new settings popup.
Coming Soon: AudioTheory Piano Keys Introducing scale highlighting, the scale wheel and exciting new features.
AudioTheory Guitars 1.15.0 – Auto Load Chords With Scale Update Auto load a set of chords with each scale preset.
AudioTheory Guitars 1.14.0 – Extended Chord Selector Update New features to support a larger library of chords.
AudioTheory Guitars 1.13.0 – Relative Highlighting Update Relative sharp and flat highlighting for the fretboard and chords.
AudioTheory Grids: Available Now AudioTheory Grids releases on Steam, Mac App Store and direct today.
AudioTheory Guitars 1.12.0 – Scale Based Highlighting Update The colour coding system is extended to the black keys with scale based highlighting.
AudioTheory Guitars 1.11.0 – Diminished 7 Chords Update Dim7 chords with a new selector have been added to the application.
AudioTheory Guitars 1.10.0 – Modal Scales Update Modal scales, or 'modes' are now part of the fullscreen scale presets.
AudioTheory Guitars 1.9.0 – Custom Tuning and Fullscreen Fretboard Update A new view mode with a larger fretboard and options to fully configure the guitar tuning.
AudioTheory Guitars 1.8.0 – Shifted Tunings Update Fretboard and chord diagrams for shifted tunings, with an option to lower the 6th string.
News: AudioTheory Guitars Now on the Mac App Store AudioTheory Guitars is now also available on the Mac App Store.
AudioTheory Guitars 1.2.0 – Fullscreen Chord Selector Update View all available chords (with diagrams) from a single screen.
AudioTheory Guitars 1.7.0 – Exact Chord Playback + Scale Playback Update Specific chord note highlighting and audio preview scales.
AudioTheory Guitars 1.6.0 – Save and Load Presets Update Quickly swap layouts by saving and loading your configuration.
AudioTheory Guitars 1.5.0 – Drop D Tuning + Octave Specific Playback Update Octave-specific note highlighting and support for Drop D (plus Drop Db) tuning.
AudioTheory Guitars 1.4.0 – Fullscreen Scale Selector Update Presets for the pentatonic and blues scales plus a fullscreen selector.
AudioTheory Guitars 1.3.0 – Power and Barre Chord Update Barre and power chords are now part of the available chord selection.
AudioTheory Guitars 1.1.0 – Chord & Note Playback Update Extended note playback functionality and a play button next to each chord.
Our Software
AudioTheory Piano Keys – the ultimate interactive reference tool for learning or practising the piano
AudioTheory Grids – music theory with the power of a grid-based sequencer
AudioTheory Guitars – the ultimate reference tool for guitar notes and chords
More about AudioTheory Guitars
Adjustable Tuning & Capo
Note Highlighting
Customisable Scales
Kitchen Adjustable Tuning & Capo
Sitting Room Note Highlighting
Sitting Room Customisable Scales

AudioTheory Guitars is available for $6.99. This includes all features and future updates.

It can be downloaded dirctly, through Steam, or the Mac App Store.

Mac App Store
Purchase Direct