Image Converter
Convert PNG to WebP Online
WebP is the modern web format — up to 80% smaller than PNG with the same quality and full transparency support. CompressIO converts any PNG to WebP in your browser, in seconds, with nothing uploaded to any server.
Open the Image Converter →
Free · No sign-up · 100% private — works entirely in your browser
1
WebP files are typically 25–80% smaller than PNG for the same visual quality.
2
Transparency is fully preserved — ideal for logos, stickers, and UI assets.
3
Works with animated PNG sequences and large images alike.
Frequently asked questions
Is WebP supported everywhere?+
Yes — every major browser (Chrome, Firefox, Safari, Edge) has supported WebP for years, and WordPress and most CMS platforms handle it natively.
Can I convert multiple PNGs at once?+
Yes, batch conversion is built in — drop a folder and download all your WebP files together.