Microphone visualizer
A microphone visualizer is the fastest way to try Beat Visualizer: grant mic access, pick oscilloscope or spectrum modes, and speak or play — no file needed.
live preview · open visualizer for all effects
Highlights
- Clear reactive modes for voice and acoustic sources.
- Privacy-first: audio stays in the browser tab.
- Great for classrooms, podcasts B-roll, or quick demos.
- Switch to file upload when you want a mastered track instead.
Beat Visualizer vs typical apps
| Beat Visualizer | Typical install / mobile | |
|---|---|---|
| Microphone or file input | Yes | Yes |
| Audio processed locally in browser | Yes | Yes |
| 70+ reactive visual modes | Yes | No |
| Free to use | Yes | Yes |
Try these modes
Related guides
Frequently asked questions
- Why does the browser ask for mic?
- Web Audio needs permission to read audio for analysis; we don’t store recordings on our servers.
- Echo in the room?
- Point the mic away from speakers or lower volume to reduce feedback.
- USB mic vs built-in?
- USB interfaces usually give cleaner bass and less noise for visualization.
- HTTPS requirement?
- Most browsers require a secure origin for getUserMedia — use https://beatvisualizer.com or localhost for dev.