Instrument Ninja Arsenal
From core dojo drills to full MIDI boss battles.
This board holds the playable foundation, the next build queue, and the full long-range game stack. We can ship aggressively now without losing the bigger vision.
Live
15
Prototype
10
Queued
6
Concept
42
Live foundation
Interval Trainer
Ascending, descending, and harmonic interval drills with scoring and XP.
Chord Trainer
Mixed, triads, sevenths, and extended chord recognition by ear.
Pitch Match
Hear one note and match it on a connected MIDI keyboard.
Chord Attack
Hear a chord and lock it back in on MIDI with any inversion.
Inversion Assassin
Hear a chord and voice the required inversion with the correct bass pitch class.
Rhythm Gate
Hear a short rhythm, tap it back, and score timing accuracy inside the gate.
Scale Runner
Hear a target scale and perform the note run in order on MIDI.
Interval Builder
Hear a root note, see the interval target, and play the destination on MIDI.
Velocity Strike
Hit target notes inside exact MIDI velocity bands for touch-control scoring.
Note Sniper
Hear the target note. Hit it on MIDI before the countdown clock expires.
Drone Finder
A drone holds and a second note plays over it — identify the interval. No MIDI required.
Mode Maze
A scale runs. Name the mode. No MIDI required — pure ear training.
Cadence Quiz
Hear two chords and classify the cadence: perfect authentic, plagal, half, or deceptive.
Chord Progressions
Hear a 4-chord loop and identify the roman-numeral pattern.
Diatonic Check
Hear a note over a C drone and decide: is it diatonic to C major or chromatic?
Battle Mode
Face 3 musical opponents with HP bars, crit hits, super-effective moves, and streak bonuses.
Metronome
Timing spine for rhythm, tempo control, and future gate-based games.
Next build queue
#1 MIDI Pitch Match Pro
Reproduce a heard note exactly on keyboard input.
#2 Chord Attack
Hear a chord and physically voice it on MIDI.
#3 Rhythm Gate
Hear a rhythm, tap it back, and score timing accuracy inside the gate.
#4 Note Sniper
A target note appears and the player must hit it on MIDI before it vanishes.
#5 Interval Builder
Hear a root note, see the interval target, and play the destination on MIDI.
#6 Velocity Strike
Score points by hitting notes within narrow MIDI velocity windows.
#7 Inversion Assassin
Identify and play the correct inversion fast.
#8 Octave Hunt
Identify and play the same pitch class across multiple octaves.
Full arsenal
MIDI Action
9 modesMIDI Pitch Match Pro
Reproduce a heard note exactly on keyboard input.
Note Sniper
A target note appears and the player must hit it on MIDI before it vanishes.
Velocity Strike
Score points by hitting notes within narrow MIDI velocity windows.
Octave Hunt
Identify and play the same pitch class across multiple octaves.
Chromatic Escape
Climb or descend chromatically at increasing speed without timing drift.
Blind Landing
No visual staff, only audio cue and timing pulse.
Ghost Note Catcher
Soft ghost notes must be played quietly while accents must land hard.
Mirror Hands
Left and right hand patterns mirror around a center pitch.
Pedal Boss
Sustain-pedal timing becomes the main scoring mechanic.
Scale Realms
12 modesScale Runner
Hear a target scale and perform the note run in order on MIDI.
Key Signature Rush
The app sets a key and only diatonic notes score.
Scale Degrees
Hear root + a note and name the scale degree (1st–7th).
Mode Maze
A scale plays — identify the mode by ear. No MIDI required.
Bebop Burner
Land passing tones correctly in bebop scales.
Degree Cannon
Fire note degrees at incoming targets in the current key.
Exotic Gate
Train harmonic minor, melodic minor, diminished, whole tone, and more.
Key Drift
The tonic changes mid-run and the player must adapt instantly.
Modal Shift
A groove keeps going while the mode changes underneath.
Pentatonic Hunter
Find all pentatonic notes while avoiding chromatic traps.
Scale Surgery
Fix one wrong note in an otherwise correct scale.
Wrong Note Minefield
Melodic lanes are safe except for planted forbidden notes.
Interval Combat
11 modesInterval Builder
Hear a root note, see the interval target, and play the destination on MIDI.
Consonance Combo
Chain stable intervals without breaking streak.
Ear Ladder
Find the one out-of-tune note in a melodic sequence.
Drone Finder
A drone plays and the player identifies the interval of the note above it.
Direction Duel
Hear two notes and name whether the second is higher, lower, or the same.
Pitch Spotter
Hear a single note and name it — absolute pitch training for all levels.
Compound Jump
Train 9ths, 10ths, 11ths, and 12ths specifically.
Diatonic Check
Hear a note over a C drone — is it in the major scale or chromatic?
Dissonance Doctor
Hear a rough interval and fix it by moving one note.
Interval Collapse
The app gives two notes, player resolves them to the named interval.
Tritone Panic
React to tritones by resolving them in the correct direction.
Harmony Combat
15 modesChord Attack
Hear a chord and physically voice it on MIDI.
Inversion Assassin
Identify and play the correct inversion fast.
Chord Spy
Four chords play — one is the impostor quality. Find the odd one out.
Guide Tone Runner
Trace only guide tones through a progression.
Cadence Quiz
Hear two chords and classify the cadence type: PAC, Plagal, Half, or Deceptive.
Chord Change
A 4-chord loop plays twice. One chord changes in the second pass — identify which position.
Chord Flip
Move one voice to transform one chord quality into another.
Chord Progressions
Hear a 4-chord loop and name the roman-numeral progression.
Color Tone Raid
Add 9ths, 11ths, or 13ths only when they fit the harmony.
Key Detect
Hear a ii–V–I cadence and name the key from 4 options. Eight major keys — pure ear training.
Rootless Dealer
Build jazz voicings without the root.
Shell Game
Score by nailing 3rd/7th shell voicings across changes.
Suspension Rescue
Resolve sus chords into target harmonies.
Triad Sprint
Pure triads at high speed with random roots.
Voicing Tower
Stack tensions correctly without collapsing the harmony.
Rhythm Forge
10 modesRhythm Gate
Hear a rhythm, tap it back, and score timing accuracy inside the gate.
Rhythm Memory Chain
Rhythmic phrases grow each round like Simon.
Human Clock
Hold tempo against a metronome that periodically disappears.
Backbeat Arena
Accent placement matters more than total accuracy.
Polyrhythm Forge
Left hand and right hand lock different grids.
Rest Discipline
Players lose points for notes where silence is required.
Subdivision Switch
Pulse stays steady while subdivisions mutate.
Swing Judge
The app scores feel, not just rigid quantization.
Syncopation Storm
Survive off-beat attacks without rushing.
Tuplet Trials
3s, 5s, 7s, and mixed tuplets under pressure.
Reading Arena
10 modesSight Sprint
Read short notation fragments under a countdown.
Accidental Ambush
Same pitch name, changing accidentals, fast response.
Bass Clef Boss
Pure bass-clef reading challenge.
Chord Sheet Reactor
Read slash chords and hit them immediately.
Grand Staff Rush
Both clefs with cross-staff jumps.
Ledger Line Panic
Extreme high and low notes only.
Nashville Number Chase
Build progressions from scale degrees live.
Reading Endurance
Long-form accuracy streak mode for serious practice.
Roman Numeral Raid
Translate harmonic function to playable chords live.
Transposition Tunnel
The same phrase shifts key every round.
Phrase Bosses
5 modesCall and Response
The app plays a phrase and the player imitates it.
Boss Battle Solo
Improvise over a backing track while the engine scores phrasing, target tones, rhythm, and risk.
Melody Match
Hear a 4-note melody twice. Did one note change, or were they identical?
Motif Mutation
Transform a motif by inversion, retrograde, or sequence.
Phrase Sculptor
Earn points for matching contour even if exact notes differ.
Meta Games
1 modesBattle Mode
Face 3 musical opponents with HP bars, crits, super-effective moves, and streak bonuses.