PNG to WebP
Convert PNG images to WebP — smaller files, transparency kept.
Processed entirely in your browser. Your image is never uploaded to a server.
- Keeps transparency.
- Far smaller than PNG for photos and gradients.
- Batch convert.
- Runs in your browser.
Why this is private
- Processed entirely in your browser. Your image is never uploaded to a server.
- Open your browser's DevTools → Network tab while using this tool — you won't see a request carrying your input, because it never leaves your device.
- Nothing you enter is uploaded to a server or shared with us — the processing happens entirely on your device.
Overview
Converts PNG images to WebP, which keeps the alpha channel and is usually much smaller. Batch supported.
How to use it
- 1Add PNG images.
- 2Set the quality.
- 3Convert and download.
Frequently asked questions
What people use it for
Shrink PNG assets for the webConvert screenshots, illustrations and UI exports to much smaller WebP while keeping transparency.
Cut page weight without losing alphaSwap transparent PNG logos and icons for WebP so they load faster with the same cut-out edges.
Batch-convert an export folderTurn a directory of PNGs from a design tool into WebP in one pass and download them as a zip.
Related guides
- How to resize a photo and signature for online formsApplication portals want the photo and signature at exact pixel sizes and tiny file sizes. Here's how to hit both without an app.
- How to compress images for the web without them looking badWhy images make pages slow, how much quality you can drop before anyone notices, and a repeatable way to hit a size target.
- How to resize an image without losing qualityWhat 'without losing quality' really means when you resize, why enlarging is different from shrinking, and how to keep proportions intact.
- JPG, PNG or WebP: which image format should you use?A practical guide to picking an image format — what each one is good and bad at, and when to convert.
Related tools
All image toolsWebP to PNGConvert WebP images to lossless PNG, keeping transparency.JPG to WebPConvert JPG images to the smaller WebP format, in batches.Image ConverterConvert images between JPG, PNG, WebP and AVIF — in batches, with quality control.Compress ImageReduce image file size while controlling quality — one image or a whole batch.
Ready to use PNG to WebP?
PNG to WebP