🎶 Fourier Visualizer
mobile
Piano Roll — tap & drag to paint notes
120
BPM
4 beats
8
16
▶ Play
C Scale
C Major
A Major
5th Walk
Octaves
× Clear
Time Domain
Winding
Fourier
tap to set freq
Winding Frequency
0.00
Hz
▶ Sweep
⇆
♫ Audio Off
Sweep Settings
Base speed
150
Hz/s
Mass slowdown
400
Smooth mass response
Pause on peak
0
ms
Custom Frequencies
Hz
+
Tests
▶ Run Tests
🎹
Piano
📊
Analysis
⚙
Settings