Tools
Each tool opens the same optimizer with the right settings for the job. All of them run in your browser, unlimited and with no sign-up.
For developers
Utilities to audit, prepare and ship images in your web projects.
- Image auditPaste your page URL and find out which images are too heavy, which are still JPEG or PNG, whether width/height are missing or if the LCP image is lazy-loaded. Free, no sign-up.
- BlurHash/LQIP placeholdersCreate image placeholders: blurDataURL for next/image, BlurHash, ThumbHash, dominant color and CSS gradient. Batch, in your browser, with ready-to-paste code.
- Favicon generatorCreate favicon.ico, apple-touch-icon, PWA and maskable icons plus site.webmanifest from your logo. With live preview, HTML and Next.js code, and no uploads.
Converters and compressors
- JPG → WebPConvert JPG images to WebP in your browser, without uploading files. Cut file size by 25–35% while keeping quality. Unlimited batches.
- PNG → WebPConvert PNG to WebP while keeping transparency. Save up to 80% on photos and 25% on lossless graphics. No uploads.
- JPG → AVIFConvert JPG to AVIF in your browser and cut photo size by up to 50% versus JPEG. No uploads, no limits, with a side-by-side comparer.
- PNG → AVIFConvert PNG to AVIF while keeping transparency and cut size by up to 90% on illustrations and photos. Local processing, no limits.
- WebP → JPGConvert WebP images to JPG that work in any program, email or social network. Configurable background for transparency. Free and unlimited.
- AVIF → JPGConvert AVIF files to JPG so you can open them in any program, social network or device. Fast, private and with no uploads.
- PNG → JPGConvert PNG to JPG with MozJPEG and cut the size of photos and screenshots by up to 90%. Choose the background color for transparency. No uploads.
- Compress JPGShrink your JPGs with MozJPEG while keeping the format. Unlimited batch compression, before/after comparer and local processing.
- Compress PNGOptimize PNG files without losing a single pixel using OxiPNG. Shrink screenshots, icons and graphics while keeping transparency. No limits.
- Resize imageResize images by width, height, percentage or bounding box with a Lanczos filter. Batch processing, no limits and no uploads.