Free PNG to WebP Converter
Convert your PNG images to WebP format online for free. Reduce image file sizes by up to 90% while maintaining crystal-clear quality. Our tool supports fast batch conversion, drag-and-drop, and customizable quality settings.
Drag and drop PNG files here
or
Max 10 files, up to 10MB each
Convert multiple images in seconds using high-performance, browser-based processing.
No server uploads. Absolute privacy for your sensitive or client images.
Convert up to 10 PNG images at once. Save time with seamless bulk processing.
Control the WebP quality from 1 to 100 to balance file size and image clarity.
See exactly how many Kilobytes (KB) and what percentage of disk space you're saving in real-time.
No need to click one by one. Download all converted WebP images in a single ZIP file.
WebP is a modern image format developed by Google. It uses advanced compression technology to produce image files that are significantly smaller than PNG and JPG, while supporting both lossy and lossless compression as well as full alpha transparency.
PNG: Lossless only
WebP: Lossy & lossless
PNG: Full alpha transparency
WebP: Full alpha transparency
PNG: Larger
WebP: 25-90% smaller than PNG
PNG: Universal compatibility
WebP: Modern web & apps
Yes, it is 100% safe. Unlike other online converters, our tool works entirely offline inside your browser using client-side JavaScript. Your images are never uploaded to a server, ensuring total data privacy.
WebP supports both lossy and lossless compression. At higher quality settings (80-100), the quality loss is typically imperceptible while file sizes are reduced by up to 90% compared to PNG.
Yes. Our tool supports free batch conversion for up to 10 images simultaneously. You can drag and drop a group of files or select them via the file picker, then download them all as a single ZIP file.
Yes. WebP fully supports alpha channel transparency, just like PNG. When you convert a PNG with transparent areas to WebP, the transparency is preserved perfectly while significantly reducing file size.
We support image files up to 10MB per image for batch processing. If your PNG is larger than 10MB, we recommend resizing its dimensions before conversion.
WebP offers significantly smaller file sizes than PNG (often 25-90% smaller) while preserving transparency and comparable visual quality. This makes WebP ideal for modern websites that need fast loading times and reduced bandwidth usage.