Decision MIDI Visualizer

PIANO ROLL · 88 KEYS
Falling notes approach the piano keyboard.
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About this MIDI visualizer

Explore Decision in an interactive MIDI visualizer with an 88-key piano roll, playback speed controls, and optional sine-wave audio.

Explore Decision on an interactive 88-key piano roll. Play, pause, seek, adjust playback speed from 0.25x to 2x, and turn synthesized sine-wave sound on or off in your browser.