Audio Waveform
Generate waveform and spectrogram images with zoom, markers, and PNG or SVG export.
No watermarkFree & unlimited
All processing happens in your browser. No data is sent to any server.
About this tool
- 1
Upload Audio
Select an audio file (MP3, WAV, FLAC, OGG, or M4A) from your device.
- 2
Configure Style
Choose waveform color, background color, bar width, and visualization style.
- 3
Set Dimensions
Specify the output image width and height in pixels for your waveform.
- 4
Generate & Download
Click generate to render the waveform, then download as PNG or SVG.
- Use a contrasting background color to make the waveform stand out clearly.
- Higher bar density works better for longer audio files to capture more detail.
- Export as SVG if you need to scale the waveform for print or large displays.
- Normalize your audio first for a more visually balanced waveform.
- Bars, lines, and mirrored styles
- Custom colors and dimensions
- MP3, WAV, FLAC, OGG, M4A support
- PNG and SVG export
- Real-time preview
- Creating visual assets for podcast episode thumbnails
- Adding waveform graphics to music videos or social media posts
- Generating audio previews for a website or portfolio
- Producing cover art overlays for SoundCloud or Bandcamp tracks
MP3, WAV, FLAC, OGG, and M4A files are all supported. The tool decodes the audio locally in your browser.
Yes, adjust the color settings and click generate again. The waveform re-renders instantly with the new styling.
Processing happens in your browser, so very large files (over 500 MB) may be slow. For best results, keep files under 200 MB.