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PNG to WebP converter

Try a smaller format for your website. Convert a PNG to WebP, keep its transparent background, and compare the result before downloading.

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Smaller fileHigher quality

Choose images

From your photos or files

PNG

Your browser does the work. Your images aren’t uploaded to PicThin or any other server.

PNG to WebP features

Ready for the web

WebP combines transparency with lossy compression, making it worth trying for product photos and web graphics.

Choose your quality

Lower the quality to save space, or raise it to keep more detail. Check text and sharp edges before downloading.

Nothing uploaded

Conversion happens in your browser. Your image is never sent to our servers.

When to use it

  • Convert website PNG assets to WebP
  • Shrink transparent product images
  • Reduce bitmap assets for games and apps

Questions?

Does PNG to WebP lose transparency?

No. WebP supports full alpha transparency, so transparent areas are preserved.

Can phones and browsers open WebP?

Modern mainstream browsers support WebP. Some older desktop apps may still need JPG or PNG instead.

When should I keep PNG?

Keep PNG if that’s what your design workflow or app requires. You can make a separate WebP copy for a website.

You might also need

Have a file size limit? Use Compress an image to a size limit. For help choosing a format, see our image format guide.