Image & SVG
PNG to WebP Converter
Convert PNG images into compact WebP files locally in your browser.
Choose a PNG image. Conversion runs locally in your browser.
How to use this tool
Drop a PNG image into the converter.
Choose the WebP quality level where the tool provides a quality control.
Download the WebP file and compare it visually with the original before replacing production assets.
Why convert PNG to WebP
WebP can reduce file size for many screenshots, interface graphics, and web images while keeping good visual quality.
Smaller images can improve page speed, Core Web Vitals, bandwidth usage, and mobile loading.
For simple vector-like icons, SVG may still be smaller and sharper than either PNG or WebP.
Transparency and browser support
WebP supports transparency, so it can replace many transparent PNG files.
Modern browsers support WebP, but legacy environments and some design workflows may still require PNG.
Keep the original source file if the image is part of a design system or needs future editing.
Examples
Website screenshot optimization
Convert a PNG screenshot to WebP before publishing documentation or blog pages to reduce page weight.
Transparent UI asset
WebP can preserve transparency, but test the output in the exact UI where it will be used.
FAQ
Does WebP always beat PNG?
No. WebP is often smaller for photos and screenshots, but tiny flat graphics or optimized PNG icons can sometimes be competitive.
Will transparency be preserved?
WebP supports transparency, but always preview the converted file before replacing the original PNG.
Is the PNG uploaded?
No. Conversion runs locally in your browser.
Should I delete the original PNG?
Keep the original source asset if you may need to edit, export, or regenerate the image later.