Tools
Working pedagogical instruments — built to help you practise, internalize, and build muscle memory for musical and audio concepts. Ear training, rhythm, mixing, intonation, theory.
Production & Mixing
EQ Frequency Trainer
Identify frequency boosts and cuts across the spectrum with pink noise.
Compression Trainer
A/B comparison exercises to learn to hear dynamic compression.
Stereo Panning Trainer
Identify pan positions in the stereo field.
Reverb Trainer
Identify room, hall, plate, and chamber reverb types by ear.
Balance Trainer
Identify and recreate stereo pan positions.
Bass Detective
Identify bass frequencies in a mix.
Clipping Detector
Detect digital clipping and distortion artifacts.
dB Trainer
Identify volume differences in decibels.
Delay Trainer
Identify delay times in milliseconds.
Distortion Trainer
Identify distortion types — soft clipping, hard clipping, overdrive, and fuzz.
Dynamic Range Trainer
Identify compression ratios and dynamic range processing.
Feedback Eliminator
Eliminate feedback frequencies using a notch filter.
Filter Trainer
Identify filter types, cutoff frequencies, and resonance.
Harmonic Trainer
Identify individual harmonics in the overtone series.
Noise Floor Trainer
Identify noise floor levels relative to signal.
Peak Master
Identify frequency peaks in audio.
Phase Trainer
Identify phase relationships between stereo signals.
Pitch Trainer
Identify pitch detuning in cents — sharp, flat, or in tune.
Stereo Width Trainer
Identify stereo image width from mono to extra-wide.
Transient Shaper
Identify attack and sustain modifications in transient shaping.
Music Theory & Practice
Frequency ID Trainer
Train your ears to identify EQ frequency bands. Essential for mixing, mastering, and audio production.
Metronome
Lock in your timing with a friendly metronome that supports custom tempos and time signatures.
Rhythm Trainer
Master your rudiments with a visual sticking guide and integrated metronome.
Scale Explorer
Explore scales as abstract interval patterns. Root note and scale type selector with audio feedback.
Circle of Fifths
Visualize the relationships between major and minor keys. See key signatures and relative minors.
Fretboard Explorer
Visualize scales and intervals on the guitar fretboard. Support for CAGED and different tunings.
Piano Scales
Visual piano keyboard showing scale fingerings and notes for all keys.
Fretless Explorer
Visualize scales on fretless instruments like Viola, Violin, and Cello.
Vocal Harmoniser
Create and hear vocal harmonies for your melodies. Ideal for ear training and arrangement.
CAGED Shape & Key Generator
Shake up your practice routine by pairing a random CAGED shape with a key to explore new voicings.
Practice Drone
Continuous reference tones with rich textures. Ideal for intonation practice and improvisation.
Mode Detective
Identify musical modes (Ionian, Dorian, Phrygian...) by ear. The ultimate test for melodic awareness.
Chord Quality Trainer
Master the sound of Major, Minor, Diminished, and Augmented chords. Essential for harmonic ear training.
Interval Trainer
Test your ear by identifying intervals in different playback modes and timbres. Perfect for ear-training reps.
Chord Transposer
Transpose your chords and lyrics instantly. Supports major, minor, 7th, and more.