Convert PNG to WebP
Optimize your PNG files by converting to WebP. Keep full transparency (alpha channel) while drastically reducing file sizes for the web.
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What Is a PNG to WebP Converter?
A PNG to WebP converter modernizes lossless PNG images into the web-native WebP format. WebP offers a lossless mode that beats PNG compression by around 25%, plus a lossy mode that shrinks graphics far more — and it keeps the alpha transparency that makes PNG useful.
Everything happens locally in your browser: instant conversion, quality control, and total privacy.
Every Format You Might Need
Convert between all major formats freely — no restrictions, no limits.
Convert PNG to WebP in 3 Simple Steps
No software downloads. No sign-up required. Just upload, select, and download.
Upload your PNG
Click 'Upload' or drag and drop your PNG file. Transparency is preserved automatically.
Select WebP as the output format
Choose WebP from the format dropdown and pick your quality level — transparency survives either mode.
Download your WebP file
Hit 'Convert' and download instantly. Your original PNG is never stored — privacy is guaranteed.
Why Convert PNG to WebP?
WebP does everything PNG does, but smaller. Lossless WebP beats PNG by roughly 25% on the same image; lossy WebP can cut graphics down dramatically more while staying visually clean. Transparency carries over in both modes.
For websites, that means faster loads, better LCP scores, and happier visitors — with no visible trade-off.
Image Size Converter — Resize While You Convert
Our tool doubles as a powerful image size converter. Along with changing the format, you can resize your image to exact pixel dimensions or a percentage of the original.