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Waveform Image Generator

Drop an audio file to create customizable waveform images and export as PNG

🎵

音声ファイルをドロップ

MP3, WAV, M4A, OGG etc.

About Waveform Image Generator

The 'Waveform Image Generator' is a completely free online tool that instantly generates visual waveform images from audio files like MP3, WAV, and M4A directly in your browser. Perfect for music production, podcast promotion, video editing, social media, presentations, and any scenario where you need to visualize sound.

Three distinct drawing styles let you customize how the waveform looks. Line style renders a smooth continuous curve that elegantly represents the overall audio flow. Bar style displays each sample as an individual vertical bar for a rhythmic, punchy appearance. Mirror style draws the waveform symmetrically above and below a center line, creating a polished, professional aesthetic ideal for music videos and social media.

Three analysis modes give you precise control. Average mode captures the overall trend, Peak mode emphasizes the strongest signals, and RMS (Root Mean Square) mode accurately reflects sound pressure levels. Choose the mode that best suits your purpose.

Multiple export formats including PNG for high-quality raster images and SVG for scalable vector graphics that can be edited and resized later. Six built-in color presets (Purple, Blue, Green, Red, Orange, Black) plus a custom color picker for any waveform and background color. Fine-tune dimensions, bar width, and spacing for perfectly tailored results.

All audio processing happens entirely within your browser—your audio files are never uploaded to any server, ensuring complete privacy and instant results.

How to use Waveform Image Generator

  1. Drag and drop your audio file (MP3, WAV, M4A, etc.) into the drop zone or click to select from your device.
  2. Once loaded, the preview appears. Select your drawing style (Line, Bar, or Mirror) and choose an analysis mode (Average, Peak, or RMS).
  3. Set waveform and background colors using presets or the color picker. Adjust dimensions, bar width, and spacing while viewing the live preview.
  4. Click 'Download PNG' for a raster image or 'SVG' for a scalable vector format that can be edited later.

Benefits of Waveform Image Generator

  • [3 Styles + 3 Analysis Modes] Combine Line, Bar, or Mirror drawing styles with Average, Peak, or RMS analysis modes to create waveforms tailored to your exact vision. Smooth flowing curves, rhythmic bars, polished symmetry—all with scientifically accurate audio representation.
  • [PNG & SVG Export] Download high-quality raster images as PNG or export scalable vector graphics as SVG for unlimited editing and resizing in design software. Perfect for creatives who want unlimited design flexibility.
  • [Precise Customization Controls] Six color presets plus unlimited custom colors. Adjust image dimensions, bar thickness, and spacing pixel-perfect. Works beautifully for social media, presentations, printed materials, and professional productions.
  • [100% Browser-Based, Zero Privacy Risk] All audio processing stays entirely in your browser. Your files never touch any server—perfect for confidential or sensitive audio. Zero network overhead, instant results, complete data security.

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