Convert JPG images to WebP for smaller files and faster websites
If your website feels sluggish, images are almost always the culprit — and switching from JPG to WebP is one of the highest-impact fixes available. WebP is a modern image format developed by Google that uses smarter compression than the decades-old JPEG standard, producing files that are commonly 25 to 35 percent smaller at the same visual quality. On a page with a dozen photos, that difference compounds into faster load times, lower bandwidth bills, and a measurable improvement in your Largest Contentful Paint score — one of the Core Web Vitals Google uses to rank pages. This free JPG to WebP converter makes the switch effortless. Upload any JPG or JPEG, choose a quality level, and the tool re-encodes it as WebP directly in your browser using the Canvas API. Nothing is uploaded to a server, so the process is instant and completely private, whether you are converting a single hero image or preparing a batch of product photos. Every current browser — Chrome, Firefox, Safari, and Edge — supports WebP, so you can use the output anywhere on the modern web without worrying about compatibility. There are no watermarks, no accounts, and no limits. Slide the quality control toward 100% for photographic work where detail matters, or lower it for thumbnails and background images where a smaller file is the priority.
Upload a JPG file to convert to WebP
JPG / JPEG files · converted in your browser
Up to 35% smaller — WebP typically beats JPG on file size at the same visual quality.
Better Core Web Vitals — Lighter images improve LCP, a direct Google ranking signal.
Quality control — Dial the compression from 10–100% to balance size and sharpness.
In-browser & private — Conversion runs locally with the Canvas API — nothing is uploaded.