PNG to WebP Converter
Keep the transparency, drop the weight: convert PNG graphics and photos to WebP right in your browser. Batch up to 20 files, live quality control, one ZIP download, nothing uploaded.
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Processed locally on your device. No image bytes are sent to any server.
PNG to WebP: the transparent-asset diet
Transparent PNGs are everywhere in real sites: logos in headers, product cutouts, icons, badges, illustration layers. They are also quietly heavy, because PNG pays a large size premium for its lossless guarantee whether the asset needs it or not. WebP is the format that finally made those assets cheap: same full alpha transparency, same crisp edges at sensible quality, and files that are routinely half the size or less.
A practical workflow: keep your PNG masters in your design system, and convert the shipped copies to WebP here. Drop the batch, set quality around 90 for brand-critical marks or 80 to 85 for everything else, scan the size badges, and download the ZIP. Your header logo alone often pays for the exercise on every single page load.
PNG to WebP FAQ
Does WebP keep PNG transparency?
Yes, fully. WebP supports the same 8-bit alpha channel as PNG, so transparent logos, icons and cutouts convert with their transparency intact, at a fraction of the PNG size. This is the biggest practical win of the conversion: JPG would flatten transparency, WebP keeps it and still shrinks the file.
How much smaller does a PNG get as WebP?
Graphics with flat colors and sharp edges commonly shrink 40 to 70 percent. Photographic PNGs shrink the most, often 80 to 95 percent, because PNG was the wrong format for them to begin with. The size badge on each row shows the exact result; on the rare file that grows, keep the PNG.
Is the conversion lossy? Will my logo get fuzzy?
This tool encodes WebP in lossy mode with a quality slider. At quality 85 to 95, flat-color graphics and logos stay clean; unlike JPG, WebP handles sharp edges well and does not produce halo fuzz around text at sensible quality settings. If you see any softening on a critical asset, raise the quality and re-check the size badge.
When should I keep PNG instead?
Keep PNG when the consumer of the file demands it: print workflows, app store assets, favicon pipelines and older tools. Also keep PNG masters for editing; convert to WebP for the copy you actually ship on the web, the same way you keep a RAW or PSD and export flattened files.
Do my files leave my device?
No. The PNG is decoded and the WebP encoded by your own browser. Nothing is uploaded, nothing is stored server-side, and EXIF metadata is not carried into the output.
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