This free WebP converter turns your JPG and PNG images into the modern WebP format directly in your browser. WebP files are typically 25-35% smaller than JPEG at the same visual quality, which means faster page loads and better Core Web Vitals scores. Drop in your images, choose a quality or lossless setting, and download the optimized WebP files instantly – nothing is uploaded to a server.
WebP is an image format developed by Google that supports both lossy and lossless compression. Because compression happens locally in the browser using JavaScript, this WebP converter keeps files private and works without any server round-trip after the page loads
FAQ
WebP is a modern image format that produces smaller file sizes than JPEG or PNG at similar quality, helping websites load faster and improving SEO performance.
At quality 90-100 the difference is visually lossless. The lossless mode preserves all original image data exactly with no quality loss.
No. Conversion happens entirely in your browser, so your files never leave your device.
Yes, it is free with no sign-up required, and it supports converting multiple files at once.
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