Start with a musical direction
Pick one or more feelings, a genre, key, pattern and complexity. Generate melody builds a new melody with chords and bass in the selected scale.
KIDANDAS MELODY GENERATOR
Make a melody. Make it yours.
Everything stays in your browser
IDEA → MIDI
Turn a feeling into a playable idea.
Pick a mood and a sound world. Kidandas Melody Generator sketches a melody, chords and bassline you can take straight into any DAW.
0notes in sketch
4bars
150BPM
START WITH A SKETCH
Forge a new melody
Start with a recipeChoose one, then press Generate.
DESCRIBE YOUR MELODY
Write what you want to hear
Describe the feeling, movement, sound, or purpose. The generator turns your words into a melody on the piano roll.
Add musical ingredientsOptional — your words still lead.
Generation libraryOne tap creates a new piano-roll idea.
MAKE IT UNFORGETTABLE
Hook lab
Build a small motif, repeat it with intention, then add just enough surprise to make it yours.
Try a hook recipe, then compare the feel.
Ready for your next idea.
THE MELODY DIRECTOR
Generate with intention
Tell the generator what the melody needs to do. Choose how many safe-to-daring ideas to compare, then keep refining the part you love.
Tension curve
CalmBuildPeak
Choose how many ideas you want, then generate them to compare different directions.
SONG SECTIONS
Grow one bar at a time
Keep the song shape, then write an intro, verse, chorus or bridge that belongs there.
KEEP GOING
Continue this melody
Use the last two bars as a launchpad for a natural next phrase.
ONE-CLICK REFINEMENT
Rewrite the idea
Change one musical quality without starting over.
Choose a direction and a number, then generate your ideas.
KNOW YOUR WORKBENCH
What each feature does
Shape every note
Click empty cells to add notes. Drag notes to move them, pull the right edge to resize, and use Quantize, Scale lock, Groove or the keyboard shortcuts to refine the idea.
Take it to your DAW
Preview the arrangement with the mixer, save a named project, or export the full arrangement, melody, or backing parts as a standard MIDI file.
MUSIC THEORY INDEX
Understand the choices behind your melody
Search plain-language explanations of scales, chords, rhythm, melody, song form and MIDI. Apply useful ideas directly to the generator.
Choose a topic whenever you want a clearer musical decision.
THE WORKBENCH
Piano roll
SELECTED NOTE
Select a note to edit exact values.
Multiple notes selected. Use the roll to move them together.
MELODY OVERVIEWClick to jump through the idea
LowArrows move · Shift changes octave · Delete removesC4–C6 · 16 steps
THE IDEA ROOM
Make the hook unmistakable
Keep what works, change one musical dimension at a time, and build a melody that feels like yours.
FIND THE ONE
Variation gallery
Choose how wide to search, then audition different personalities and keep your favorite.
Choose a number, then generate a set of ideas to compare here.
DEVELOP THE MOTIF
Motif tools
Select notes in the roll, or let the first motif be your canvas.
MUSICAL DNA
Density & tension
Shape how much space, risk, and color your next generation carries.
Your personal recipes
PROTECT THE GOOD STUFF
Lock controls
Regenerate around the part you already love.
Locks are honored by Generate, Variation, and the gallery.
HARMONIC BED
Chord progression
Change the harmony without losing the hook. Generate again when the progression feels right.
SONG SHAPE
Sections
Give each bar a role so the idea can grow into a song.
QUICK DEMO
Listen outside the app
Render the current arrangement as a small WAV preview alongside your MIDI export.
THE SOUND MAP
Genre references
Use these landmarks to understand what shapes the sketch.
MAKE IT PLAY
Preview mixer
Choose a classic synth tone or browse genre patches, then balance the three MIDI parts.
GENRE SOUND LIBRARY
Find your sound
Browse playable synth patches inspired by every genre in the sound map. Everything is generated locally.
MAKE IT FEEL ALIVE
Groove & humanize
Add swing and gentle variation without leaving the selected scale.
TAKE IT FURTHER
Export options
Choose the parts you want to bring into your DAW. Full export keeps melody, chords and bass on separate tracks.
KEEP YOUR IDEAS
Projects
Save named sketches here, or move a project to another browser with a small JSON file.
SEE THE SHAPE
Timeline & arrangement
Jump to a bar, see the chord bed, and keep the whole sketch easy to read.
THE RHYTHM LAB
Rhythm DNA
Give the loop a signature pulse, audition genre grooves, and keep every experiment reversible.
MUTATE THE POCKET
Melody hits—
Syncopation—
Percussion hits—
Pocket score—
MAKE IT DISTINCT & SAFE
Signature & quality lab
Give every idea a reproducible identity, catch musical issues early, and keep safe checkpoints while you explore.
Catchiness—
Melodic range—
Rhythmic DNA—
Motif return—
A/B idea compare
Try two seeded alternatives without losing the current sketch.
Make an A/B pair to compare ideas here.
Safe checkpoints
Restore an earlier idea if an experiment goes too far.
Your saved checkpoints will appear here.
QUICK ACTIONS
What do you want to do?
Press Ctrl/Cmd + K anytime to open this menu.
QUICK START
Make your first idea in four moves
- Choose feelings, a genre, key, pattern and length, then shape a motif in Hook lab.
- Generate a sketch, try Syncopated or Arpeggios, then press play.
- Use repetition, call & response, contour and chord tones to make the hook memorable.
- Try Signature Mode, run a quality audit, save a checkpoint, then export MIDI.