Privacy notice
WebP conversion happens locally in your browser. No image data is uploaded.
Image Tools
PNG to WebP Converter
Convert PNG images to WebP with quality control and size comparison directly in your browser.
High quality control
Choose WebP quality with a slider before conversion.
Browser-only
All conversion is done locally with no server upload.
Preview and compare
See original and converted image sizes before downloading.
Drag & drop a PNG image
or click the button above to select a file.
File name
Original size
Converted size
—
Original
Converted
How it works
The Canvas API encodes your PNG as WebP using the chosen quality setting.
Frequently asked questions
Can I compare sizes?
Yes. The tool shows the original PNG size and the converted WebP size.
Does quality affect file size?
Yes. Lower quality reduces size, while higher quality preserves more detail.
Is this tool browser-only?
Yes. All conversion is performed inside your browser.
How do I reset everything?
Click Reset to clear the image and return to defaults.