You 'know' music theory but can't 'use' it. NEXUS helps you break through that wall.
You know chord names, but can't tell them apart by ear
You've read theory books, but can't apply them in practice
You want to transcribe by ear, but can't identify the sounds
Theory stays as 'knowledge'
Instantly recognize chords by ear
Transcribing takes hours
Chord progressions become natural
No idea of your level
Objectively measured with grade exams
Whatever your level or goal, NEXUS supports your learning journey.
Learn chord basics through both sight and sound. Gain understanding that theory books alone can't provide.
View BASIC CourseLevel up your transcription and improvisation skills. Build confidence in hearing chord progressions.
Start Ear TrainingMaster tension and voicing theory. Learn professional-level chord work through your ears in the ADVANCED course.
View ADVANCEDUse grade certification as teaching material. Objectively measure students' ear training levels for effective lesson planning.
View Grade ExamsNo account needed. Open your browser and start immediately. Stages 1-4 theory and ear training are free.
Grade certification (Grade 9 to Special) objectively measures your ear training level. Also free.
When you want more, NEXUS All Pass gives you access to all stages and features. One-time purchase, no recurring fees.
Over 100 pages of interactive content. Progress step by step, with certainty.
Understand chords through sight and sound
Stages 1-6 + Grade Certification
Applied theory with tensions
Stages 1-3 + Dan Certification
Chord progressions for composing & DTM
Coming Soon