Dev & Data ToolboxReal-time Audio Visualizer
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Real-time Audio Visualizer
Bring your audio to life with our free online music visualizer. Upload any audio file or use your microphone to generate beautiful, real-time audio visualizer effects. Perfect for YouTubers, musicians, and podcasters who want to create engaging audio to video content right in their browser. Fast, free, and completely private - no uploads to servers required.
How It Works - 3 Easy Steps
Choose Your Audio
Upload an MP3, WAV, or other audio file, or enable your microphone for live visualization.
Customize Your Visuals
Select a visualization style, pick your colors, adjust effects, and add a background image.
Export & Share
Record your visualization as a full HD video, ready for YouTube or social media platforms.
Powerful Visualization Modes
Frequency Bars (Spectrum Analyzer)
The classic visualization. Vertical bars representing different frequency bands (bass, mids, treble) that dance to your music. Perfect spectrum analyzer for seeing your audio's frequency distribution.
Waveform Oscilloscope
A continuous line showing your audio's amplitude over time. Watch the peaks and valleys of your music flow across the screen in real-time waveform visualization.
Circular Visualizer
Frequency bars or waveforms arranged in a stunning circular or radial pattern. Creates a mesmerizing mandala-like effect that pulses with your music.
Particle System
Thousands of small particles that react to your music - changing speed, size, and color with the beat. Creates dynamic, flowing visualizations perfect for modern content.
Custom Logo Visualizer
Upload your own logo or image and watch it pulse, shake, or have its colors distorted by your audio. Perfect for branding your music videos and podcast content.
Abstract Shapes
Geometric tunnels, pulsing polygons, and other creative WebGL-powered visuals that respond to your audio in unique and artistic ways.
Advanced Customization Features
Live Microphone Input
Real-time visualization from your microphone. Perfect for streamers and live performances.
Color & Gradient Control
Single colors, gradients, rainbow mode, or frequency-based color mapping.
Custom Backgrounds
Solid colors, uploaded images, or transparent backgrounds for overlays.
HD Video Export
Record your visualizations as high-quality MP4 videos ready for upload.
Special Effects
Bloom/glow effects, mirroring, bass shake, and smoothing controls.
Multiple Formats
Support for MP3, WAV, OGG, FLAC, and other popular audio formats.
Flexible Audio Input Options
Upload Local Files
Drag and drop or select audio files from your computer. Supports all major formats including MP3, WAV, OGG, and FLAC.
Live Microphone
Real-time visualization from your microphone input. Great for live streams, podcasting, or testing different audio sources.
Sample Tracks
Pre-loaded royalty-free tracks in different genres so you can instantly test the visualizer without uploading your own audio.
Perfect For Content Creators
YouTube Music Videos
Create engaging visual content for your music uploads. Perfect for independent artists, cover songs, and music promotion.
Podcast Visuals
Add visual elements to your podcast episodes for video platforms. Waveform visualizations keep viewers engaged during audio content.
Live Streaming
Use the microphone input mode for real-time visualizations during live streams. Great for music streams, DJ sets, and interactive content.
Social Media Content
Create eye-catching audio visualizations for Instagram, TikTok, and other social platforms. Perfect for music snippets and audio quotes.
Educational Content
Visualize audio concepts for music theory, sound engineering, or physics lessons. Great for showing frequency analysis and waveform properties.
Brand Marketing
Upload your logo and create branded audio visualizations for commercials, promotional content, and corporate videos.
100% Private & Secure
All audio processing and visualization happens directly in your browser using the Web Audio API. Your files never leave your computer, ensuring 100% privacy and security. No registration required, no watermarks, and no data collection.
Frequently Asked Questions
Is this music visualizer really free?
Yes, our core features are completely free to use. We offer premium options like 1080p export and watermark removal for users who need more advanced features.
Do you store my audio files on your server?
Absolutely not. All audio processing and visualization happens directly in your browser using the Web Audio API. Your files never leave your computer, ensuring 100% privacy.
What audio formats can I upload?
We support all major audio formats including MP3, WAV, OGG, FLAC, M4A, and more. If your browser can play it, we can visualize it.
Can I use the videos I create on YouTube?
Yes! The videos you create are yours to use anywhere. They're perfect for YouTube, social media, or any other platform where you want to share visual content.
How do I make a waveform video from my audio?
Simply upload your audio file, select the "Waveform Oscilloscope" visualization mode, customize your colors and background, then click the record button to export as video.
Does the microphone visualization work for live streaming?
Yes! Our real-time microphone visualization is perfect for live streaming. You can use it during Twitch streams, YouTube Live, or any other streaming platform.
What video quality can I export?
Our free version exports in 720p HD quality. Premium users can export in 1080p Full HD for the highest quality content.
Can I customize the colors and effects?
Absolutely! You can choose custom colors, gradients, rainbow effects, upload background images, add bloom/glow effects, mirroring, and much more.
Technical Information
Audio Processing
- • Web Audio API for real-time analysis
- • FFT (Fast Fourier Transform) for frequency data
- • Support for all browser-compatible formats
- • Real-time microphone input processing
- • Adjustable frequency bands and smoothing
Video Export
- • MediaRecorder API for video capture
- • FFmpeg.wasm for audio/video synchronization
- • MP4 output format
- • Customizable resolution and quality
- • WebGL acceleration for smooth performance