Free SEO Checker by Spotibo - An SEO checker that analyses based on Google's algorithm 👀
Website Image Speed Test - Beautiful & easy free analysis of the images on your page
SEO Analyzer By Neil Patel - A free SEO analyzer for your site
Pingo - Optimize images for the web quickly 🖼️⚡
SEO Minion - Chrome extension & Firefox add-on to help you with SEO
Pixpie - Optimize your images and speed up your site on WordPress