Gzip does that, chrome mobile will proxy and recompress things in data saver mode, cloudflare will minify pages and scripts and recompress images and lazy load

Gzip does that, chrome mobile will proxy and recompress things in data saver mode, cloudflare will minify pages and scripts and recompress images and lazy load things for you if you let it. You can also just run an ad blocker and most of the weight goes away