SVG Optimizer — Free SVG Minifier & Cleaner
Paste your SVG or drag-and-drop a file. Optimize, minify, and clean your SVGs instantly — 100% client-side, no uploads.
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Drag & drop an SVG file here, or click to browse
or paste your SVG code below
Why Use SVG Optimizer?
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Instant Client-Side Optimization
All processing happens in your browser. No server uploads, no waiting — your files never leave your device.
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Deep SVG Cleaning
Strips comments, editor metadata, Inkscape/Sodipodi/Illustrator namespaces, empty attributes, and redundant default values.
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Smart ID Shortening
Renames long auto-generated IDs to short identifiers, updating all internal references (use, clipPath, gradient, etc.) automatically.
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100% Private & Free
No sign-up, no tracking, no server processing. Completely free and open. Your SVGs stay on your machine.
Frequently Asked Questions
Is SVG Optimizer free to use?
Yes, SVG Optimizer is completely free. All optimization features work directly in your browser — no uploads, no sign-ups, no limits. Use it as often as you need.
Does my SVG data leave my browser?
No. All processing happens client-side in JavaScript. Your SVG files are never uploaded to any server. Once you close the tab, the data is gone.
What optimizations does SVG Optimizer perform?
It removes XML comments, metadata elements (title, desc, Dublin Core), editor namespaces (Inkscape, Sodipodi, Adobe Illustrator), empty attributes, default attribute values, collapses whitespace, shortens IDs with reference updating, converts inline styles to presentation attributes, and removes hidden elements (display:none, opacity:0).