Tonality: Music Theory

Tonality: Music Theory is a chord, scale and ear-training reference built for musicians on iPhone and iPad. Download the Tonality IPA for iOS and search a database of over 1,000 chords and 1,000 scales, complete with MIDI/AUv3 tools for composing and performing, installed in one tap.

Look up chords and scales by root, quality or fretboard shape, identify what you're playing with a built-in microphone listener, and train your ear to recognize notes, intervals and chords. Explore an interactive circle of fifths, a musical terms dictionary, and four AUv3 MIDI plugins — chord/scale identification, chord pads, grand staff notation and circle of fifths control — for use inside your other music apps.

Tonality: Music Theory key features

• Chord and scale dictionaries with reverse search
• Ear training with detailed session history
• Interactive circle of fifths and musical terms dictionary
• 4 AUv3 MIDI plugins for chords, pads and notation

Note: Tonality is a one-time purchase with free upgrades — in-app purchases are optional tips only.

Get Tonality: Music Theory on builds.io — download the IPA and install it on your iPhone or iPad in one tap, no PC.