PNG to WebP Converter
Convert PNG images to WebP online for free, for much smaller files that still look sharp on the web.
Choose an image and click Convert to get started.
Unlike our other tools, your image is uploaded to convert it. It is processed in memory and never written to disk on our server.
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How to use this tool
- 1Choose a PNG image, up to 15 MB.
- 2Click Convert to WebP — it processes in a few seconds.
- 3Download the converted WebP file.
Features
- Converts PNG images to WebP, usually giving a much smaller file.
- Supports files up to 15 MB.
- Keeps transparent areas, since WebP supports transparency.
- No account or sign-up required.
Privacy
This conversion needs more processing power than a browser can efficiently provide, so it runs on our server. Your image is converted in memory and returned directly in the same request — never written to disk or stored.
Frequently asked questions
Is this PNG to WebP converter free?
Yes. You can convert unlimited images for free, with no sign-up required.
Will my PNG’s transparency be kept?
Yes. WebP supports transparency, so transparent areas stay transparent.
Why convert PNG to WebP?
WebP files are typically much smaller than PNG at similar visual quality, which makes web pages load faster.
Do you keep my uploaded or converted images?
No. Nothing is saved anywhere — your image exists only for the moment it takes to process the request, then it is gone.