HTML Size Checker is a free Chrome add-on designed for webmasters and SEO professionals looking to optimize their websites. This tool allows users to audit key metrics such as HTML page weight, time to first byte (TTFB), and compression rates. By providing insights into these critical factors, it helps users improve their site's performance and ensure better indexing by search engines and language models.

With HTML Size Checker, users can compare multiple pages side by side, making it easier to identify discrepancies in performance and compression. The straightforward interface facilitates quick assessments, enabling users to make informed decisions regarding their site's optimization strategies. This tool is an essential addition for anyone serious about enhancing their website's SEO and overall user experience.