About this png to webp tool
PNG to WebP can reduce image weight for websites and apps while keeping the work private in the browser.
- Optimize site assets
- Shrink screenshots
- Create WebP copies for faster pages
PNG to WebP converter
Convert PNG images to WebP locally with adjustable quality.
No upload Batch ready Mobile friendly
Drop files here or pick from your device. Supported: PNG.
No files selected Images stay in this browser tab while ImgMini works.
Drag the crop box. Use the handle to resize.
- 1 SelectChoose or drop your images.
- 2 ProcessAdjust the options and run the tool.
- 3 DownloadSave the finished files.
Your images stay private.Processing happens locally in this browser. Files are never uploaded or stored.
Image tools for exact tasks
Start with the format or edit you need. Each page uses the same private browser pipeline.
AVIF to JPGavif to jpg AVIF to PNGavif to png HEIC to JPGheic to jpg HEIC to PNGheic to png WebP to JPGwebp to jpg WebP to PNGwebp to png PNG to WebPpng to webp JPG to WebPjpg to webp JPEG to JPGjpeg to jpg Compresscompress image Compress PNGcompress png Resizeresize image Cropcrop image SVG to PNGsvg to png Remove Metadataremove metadata from image Faviconfavicon generator
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Questions
Are my images uploaded to ImgMini?
No. ImgMini runs the conversion in your browser. The selected files stay on your device unless you choose to share them elsewhere.
Does WebP support transparency?
Yes. Browser WebP export can keep transparency for PNG files with alpha.