Website Grader - Grade your website's strengths and weaknesses in seconds.
SanityCheck - Get the exact data you need from Google Search Console.
PageSpeed Ninja - One-click page speed boost for WordPress
Website Speed Ranker - Compare how fast your website loads vs your competitors
WebSite Auditor - The techie's SEO spider: find site issues other tools miss
Dareboost: Website Speed Comparison - Check how fast your website is against your competitors