Write notes directly
Enter notes with a keyboard, mouse, or touch and watch the score reflow in real time.
Professional notation. Creative freedom. AI turns ideas into scores.
AI Notation & Composing Assistant
Powered by advanced AI, continuously refined by professional musicians.
Editor
Professional notation is the foundation for creative freedom
Pick a note value, then tap pitches — every edit re-engraves into clean, playable notation live, right in your browser.
1/21/41/81/16
CDEFG
♭♮♯
▶ Play
Ave Maria
D. 839
Franz Schubert
Notes1/4⋯
CDEFGAB
dyn
pp · mp · mf · ff
artic
· > ^ —
orn
tr · ∿ · ⌁
³ tuplet
3:2 · 5:4 · 7:4
Tempo (♩=)
♩ = 72
Key · Time
E♭ · 4/4
MIDI input
● MIDI · USB
Layout preset · Music font
A4 · Bravura
Metronome
♩ · 1× · A↔B
Transpose interval
−12 · +12
File & export
MusicXML · MIDI · PDF
Parts & Bars
SATB · 4×
Capture & create
From inspiration to notation, editable throughout
Start in any way and keep creating in the same score.
Play with MIDI
Connect a MIDI keyboard and write your performance directly into the current score.
Hum to notation
Hum or sing a melody and turn it into notes you can keep editing.
Import a score
Import MusicXML or MIDI and continue creating in the same editor.
Capture & create
AI turns every idea into notation you can truly edit
Hum, perform, or capture existing notation and NotationAI creates an editable draft that honestly marks passages needing review. When AI arranges, adds harmony, fixes rhythm, or makes an exact change, every suggestion returns to the same score for you to inspect, hear, adjust, or undo.
- ✓Transcription becomes standard notation you can keep editing, not a one-off image
- ✓Arranging, harmony, rhythm fixes, and exact edits return to the current score
- ✓Uncertain passages are marked honestly, and every AI change stays reviewable and undoable
Capture the idea
Hum, perform, photograph notation, or import a file to begin with music you can keep shaping.
Keep creating in the score
Edit directly, or ask AI to arrange, add harmony, and fix rhythm with every change kept visible.
Listen, collaborate, and export
Hear the complete work, co-edit it live, then export MusicXML, MIDI, PDF, or PNG.
Hear the score you meant
Choose freely from 200+ instrument profiles, and bring every part to life with 100+ rich, expressive instrument sounds.
- selectable instrument profiles
- 200+
- Rich, expressive instrument sounds
- 100+
Import & export the formats you already use
MusicXMLMIDIPDFPNG
Curated · Editable
Classical sheet music library
Explore classical scores you can preview and play in your browser, download as MusicXML, or open in the editor.
Real-time collaboration
One score, edited together in real time
Share a link and edit the same score together in real time. Colored cursors and presence show who is working where, while everyone stays on one identical score.
Join and co-edit from a single share link
Live colored cursors, selections and presence
Everyone always sees exactly the same score, every time
Task-first utilities
Music notation tools
Complete a real score task first. Each import tool reuses the NotationAI notation engine, works locally in the browser, and can hand the normalized result to the full editor.
Private browser tool
MusicXML viewer
Open MusicXML or compressed MXL files in your browser, inspect the engraved score, and continue in the NotationAI editor. The file stays on this device.
Local conversion tool
MIDI to sheet music
Convert a standard MIDI file into editable sheet music locally, preview the notation, and continue correcting rhythm, voices, spelling, and layout in the editor.
Professional score workflow
Online score editor
Start a score immediately or open MusicXML, MXL, and MIDI files locally before moving the normalized result into the full NotationAI editor.
Local transcription tool
Hum to sheet music
Record a short monophonic melody and turn it into editable sheet music entirely in your browser. Preview, play, download MusicXML, or continue in the NotationAI editor while the recording stays on this device.
Compare before you choose
How does NotationAI compare?
See how NotationAI's complete workflow—from capture and professional score editing to AI-assisted composition, practice, collaboration, and open export—differs from established notation and transcription tools.
Start free. Upgrade when you need the full AI toolkit.
The core notation editor, basic capture, collaboration and import/export are free forever. Pro unlocks the complete AI toolkit, 200+ instrument profiles, 100+ high-quality instrument sounds, larger sessions and version history.
Frequently asked questions
What is NotationAI?
NotationAI is a complete AI notation and composing product across App and Web. Hum, sing or play—or snap a photo of sheet music—then refine, practice, and collaborate on the same editable score.
How do I capture music into a score?
Record a hum, a vocal melody or an instrument performance, and NotationAI transcribes it into standard, editable notation. Passages it is unsure about are flagged honestly so you can review them.
Is NotationAI free?
Yes — the notation editor, basic capture, collaboration and import/export are free forever. A Pro subscription unlocks the full AI toolkit, larger sessions and version history.
Which formats can I import and export?
You can import and export MusicXML and MIDI, and export your score as PDF or PNG to use anywhere.
Can I collaborate with others in real time?
Yes. Share a link and write the same score together live, with colored cursors showing who is editing where — and everyone always sees exactly the same score, every time.
What does the AI do?
The AI arranges, harmonizes and helps you practice. Every suggestion lands in the same editable score — never a black box — so you stay in control.
How will my score sound?
Choose freely from 200+ instrument profiles, and bring every part to life with 100+ rich, expressive instrument sounds.