The fastest, free WebP converter for Windows & Mac. Batch convert PNG, JPG to WebP with one click. Right-click integration, custom presets, and zero quality loss.
Professional-grade image conversion with an interface so simple, anyone can use it.
Convert images directly from Windows Explorer or Mac Finder. Right-click any PNG or JPG and select "Convert to WebP" — no app launch needed.
Select hundreds of images and convert them all at once. Process entire folders in seconds with consistent quality settings.
Fine-tune compression with our quality slider (1-100). Choose lossless mode for pixel-perfect conversions when quality matters most.
Resize images on-the-fly: by percentage, max dimensions, or exact size. Perfect for creating thumbnails or optimizing for specific platforms.
Save your favorite settings as presets. One-click access to "Social Media", "Thumbnail", "High Quality" and your own custom configurations.
Native apps for Windows 10/11 and macOS. Same beautiful interface, same powerful features on both operating systems.
WebP delivers superior compression without sacrificing image quality. It's the image format the modern web demands.
Average file size reduction with Winwebp — no visible quality loss
Whether you're optimizing a website or posting to Instagram, Winwebp has you covered.
Boost your Core Web Vitals and PageSpeed scores. WebP images load faster, improving user experience and SEO rankings. Batch convert entire asset folders in seconds.
Create platform-optimized images with built-in presets for Instagram, Twitter, Facebook, and LinkedIn. Smaller files = faster uploads and better engagement.
Optimize thousands of product images without losing quality. Faster-loading product pages mean higher conversion rates and happier customers.
Stop wasting time with online converters. Drag, drop, done. Get back to creating content instead of waiting for uploads.
No trials. No watermarks. No subscriptions. Just a powerful tool that works.
Safe & Secure No adware, no bundled software, no data collection. Open source coming soon.
Yes! Winwebp is 100% free forever. No trials, no watermarks, no hidden fees, no subscriptions. We believe everyone deserves access to professional-grade image optimization tools.
Winwebp converts PNG, JPG, and JPEG images to WebP format. It supports batch conversion, so you can process hundreds of images at once.
Absolutely! Winwebp is a native desktop application that runs entirely on your computer. No internet connection required after installation.
You control the quality. Use the quality slider to balance file size and quality, or choose lossless mode for pixel-perfect conversions with no quality loss whatsoever.
After installing Winwebp, open it once and enable "Context Menu Integration" in settings. Then right-click any PNG or JPG file and select "Convert to WebP with Winwebp".
WebP is now supported by all major browsers including Chrome, Firefox, Safari, Edge, and Opera. It covers over 97% of global web users.
Yes! Winwebp includes powerful resize options: by percentage, max width/height, or exact dimensions. Create thumbnails, social media sizes, or any custom dimensions.
Never. Winwebp doesn't collect any personal data, doesn't require an account, and doesn't phone home. Your images stay on your computer.