How to use PNG to WebP
- Add your PNG images. Drag them into the box above, or tap Select images. Add as many as you like.
- Choose your settings. Set the quality and background colour, or resize while converting.
- Convert and download. Press Convert. One image downloads directly; several download together as a ZIP.
Why convert PNG to WebP?
WebP keeps transparency like PNG but is usually much smaller, especially for photos and detailed graphics. It's the modern choice for website images.
PNG vs WebP
| PNG | WebP | |
|---|---|---|
| Compression | Lossless | Lossy or lossless |
| Transparency | Yes | Yes |
| Animation | No (APNG aside) | Yes |
| Best for | Screenshots, logos, text and graphics | Websites (smaller files) |
| Support | Everywhere | All modern browsers; some older apps can't open it |
Private by design
Your images are processed entirely in your browser on your own device. Nothing is uploaded to PDFWisely, so there's nothing for us to store, view or delete.
Frequently asked questions
Is PNG to WebP conversion free?
Yes. No sign-up, no watermark and no limit on the number of images.
Are my images uploaded?
No. Your images are converted inside your browser and never leave your device.
Can I convert many images at once?
Yes. Add as many as you like; they download together as a ZIP file.
What quality should I choose?
90% looks identical to the original for almost all photos. Use 75–80% for smaller files on websites and email.