GenieForge
by Genie, Inc.
More Tools from GenieForge
Ear Training · Relative Pitch · Musical Intelligence

Harmonic Ear

Train the auditory pathways that let musicians hear music before they play it. Interval recognition, chord identification, and scale detection — all powered by Web Audio, no plugins needed.

Interval Recognition
Identify the interval between two notes. The building block of relative pitch.
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Rolling accuracy across your last 50 answers per mode.
The Science of Hearing
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Relative Pitch Is Trainable
Unlike perfect pitch (largely genetic), relative pitch — the ability to identify intervals between notes — is a learnable skill. It develops through neuroplasticity: repeated exposure creates stronger auditory cortex representations. Most professional musicians rely on relative pitch.
AUDITORY CORTEXNEUROPLASTICITY
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Reference Songs Method
Associating each interval with a familiar melody is one of the most effective starting strategies. "Here Comes the Bride" for a Perfect 4th, "Star Wars" for a Perfect 5th. These associations act as training wheels that eventually fade as direct recognition develops.
ASSOCIATIVE MEMORYAUDIATION
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Consonance vs. Dissonance
Your brain naturally categorizes intervals by their harmonic relationship. Perfect consonances (unison, octave, 5th) have simple frequency ratios (2:1, 3:2). Dissonant intervals (minor 2nd, tritone) create "beating" — frequency interference the brain perceives as tension. Learning to feel this spectrum is the foundation.
FREQUENCY RATIOSPSYCHOACOUSTICS
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Daily Practice Compounds
Research shows 10–15 minutes daily is more effective than longer sporadic sessions. The auditory cortex consolidates learning during sleep — so practice, then rest. Most students see significant improvement within 2–4 weeks of consistent daily training.
SPACED REPETITIONSLEEP CONSOLIDATION