PNG to WebP
Convert PNG images to WebP while retaining full transparency at a fraction of the file size.
Drop an image here
or choose a file from your device
Paste from clipboard supported (Ctrl+V / ⌘V)
How to Use PNG to WebP
Select your PNG graphics
Upload one or more PNG images containing transparent backgrounds, logos, or UI graphics.
Set WebP quality
Select target quality (default 90%) to balance maximum byte savings against fine graphic crispness.
Download transparent WebP
Click Convert to WebP and save your lightweight, transparent WebP files ready for the web.
About PNG to WebP
PNG is universally beloved for its support of full 8-bit alpha channel transparency, but PNG files often suffer from bloated file sizes that hurt web page load speeds. For years, web developers had to choose between the large file sizes of transparent PNGs or the opaque backgrounds of compressed JPEGs.
WebP solves this dilemma completely. WebP natively supports full alpha-channel transparency in both lossy and lossless modes, typically delivering 25% to 50% smaller file sizes than identical transparent PNGs.
Our in-browser converter allows you to transform full suites of icons, transparent product cutouts, and illustrations into high-efficiency WebP files without uploading sensitive brand assets to third-party cloud servers.
Common Use Cases
- Animated PNG (APNG) multi-frame animations are converted to standard single-frame static WebP.
- A few legacy vector illustration programs may require third-party plugins to open WebP files directly.
- Batch conversion supports up to 20 files per run.
Related Image Tools
Other handy tools frequently used alongside PNG to WebP.
Compress WebP
Optimize WebP images with lossy or lossless compression to speed up web pages.
PNG to JPG
Convert PNG graphics to JPG with customizable background color for transparent pixels.
WebP to PNG
Convert WebP images to standard PNG format preserving all transparent pixels.
Questions & Answers
Answers to common questions about png to webp.
Will my transparent background be preserved when converting PNG to WebP?
Yes! WebP provides native 8-bit alpha channel transparency support. Your transparent and translucent pixels remain completely intact.
How much file size reduction can I expect?
Most transparent PNG graphics experience a 30% to 70% file size reduction when converted to WebP at 90% quality, with no visible difference in sharpness.
Are my PNG files uploaded to your server?
No. The entire conversion process executes locally inside your web browser via Web Workers and local Canvas processing. Your files never leave your device.
Can I convert multiple PNG files at once?
Yes, you can drop up to 20 PNG files at once and download all converted WebP files individually or bundled in a ZIP file.