PNG to WebP Converter — Free Online
Make PNG images much smaller for your website while keeping transparency. Batch convert, no upload, no sign-up.
Drop PNG images here or browseUp to 20 at once · transparency kept
🔒 Processed in your browser — your files are never uploaded. Free, no sign-up, no watermark.
How to convert PNG to WebP
Quick answer: add your PNG images above, choose a quality, click Convert to WebP and download. WebP keeps transparent backgrounds and is usually far smaller than PNG, which makes web pages load faster.
- Add PNG files such as logos, icons, banners or screenshots.
- Choose quality. High (92%) is great for websites.
- Convert and download individually or as a ZIP.
Why use WebP instead of PNG on websites?
- Smaller files: PNG graphics and screenshots often shrink by more than half as WebP.
- Transparency kept: unlike JPG, WebP supports transparent backgrounds.
- Better PageSpeed: fixes the “Serve images in next-gen formats” warning in Google PageSpeed Insights.
- Supported everywhere that matters: Chrome, Safari, Firefox, Edge, WordPress, Shopify and most builders.
PNG vs WebP
| PNG | WebP | |
|---|---|---|
| File size | Large | Small |
| Transparency | Yes | Yes |
| Old software support | Universal | Modern apps |
Related tools
- JPG to WebP for photos.
- Resize image — resize before converting for the smallest files.
- WebP to PNG — convert back.
Frequently asked questions
Does PNG to WebP keep transparency?
Yes. WebP supports transparent backgrounds, so they are preserved.
How much smaller will my images be?
It depends on the image, but PNG graphics and screenshots often become 50% or more smaller as WebP.
Can I use WebP images in WordPress?
Yes. WordPress supports WebP uploads since version 5.8.
Is it free and private?
Yes. Free, no sign-up, and your images are converted in your browser.