Space Place Beat
Enter Play/Pause
←→ Step
↑ Next Beat
↓ Prev Beat
Ctrl+←→ Move Selected
Right-Click Stroke/Rest/Delete
Shift+Drag Select Range
Ctrl+C/V Copy/Paste
Del Delete
Ctrl+Z/Y Undo/Redo
1-5 Snap
+/- Zoom
Ctrl+S Save
Ctrl+E Export
Z Media
C Background
V Text
B Cum Event
N Disable Break
M Cycle Media
G Grant Break