Tips, guides, and best practices for image optimization on the web.
We tested TinyPNG, Squoosh, Pikkx, ShortPixel and more with real images. See actual compression results, privacy comparison, and which tool fits your workflow.
Images are the #1 cause of slow LCP. Learn how to compress, resize, and serve images correctly to pass Core Web Vitals and rank higher on Google.
Looking for TinyPNG alternatives? We compare Pikkx, Squoosh, ShortPixel, ImageOptim and more — with honest pros and cons for each.
Most image compressors upload your files to remote servers. Here's how client-side tools process images locally in your browser using WebAssembly.
Platform-specific guide to image optimization. What each platform does automatically, what you need to configure, and how to get the best results.
WebP reduces image sizes by 25-34% vs JPEG with no visible quality loss. Learn what WebP is, how it works, browser support, and how to start using it.
Your LCP element is probably an image. Here's how to find it, optimize it, and get your Largest Contentful Paint under Google's 2.5-second threshold.
Understand the real differences between JPEG, PNG, and WebP with actual compression data. Learn which format to use for photos, graphics, and web images.