In-depth guides to help you understand image compression — from choosing the right format to measuring quality to optimizing for web performance.
Master the art of image compression: understand lossy vs lossless, find quality sweet spots for JPEG/PNG/WebP, and learn how to shrink files without visible quality loss using RMSE-based comparison.
A comprehensive comparison of the three dominant web image formats. Learn the compression characteristics, strengths and weaknesses of each format, and a decision framework for choosing the right one.
Why processing images locally in the browser is the most private, secure approach. Understand WebAssembly, Web Workers, and how client-side compression eliminates upload risks and simplifies GDPR compliance.
An objective engineering comparison of two fundamentally different architectures. Covers privacy, performance, scalability, format support, and cost — with genuine advantages for both sides.
How image optimization directly impacts Largest Contentful Paint (LCP), Cumulative Layout Shift (CLS), and SEO rankings. Practical strategies by page type with format, quality, and size targets.
A technical deep dive into RMSE, PSNR, and SSIM — the mathematical frameworks that objectively measure image quality. Learn how to interpret each metric and the strengths and weaknesses of each approach.
A practical evaluation guide covering privacy, quality transparency, format support, speed, and cost. Learn how to assess any image compression tool against your specific needs.
Ready to put these concepts into practice? Try pic2tiny — compress JPEG, PNG, WebP, and SVG files right in your browser with multi-candidate comparison and RMSE quality scoring.