This website offers many other webmaster tools that would make your life as a developer much easier. There is What is my IP tool for instance which allows you to find out what IP address you have with many other details. Also, There is the Grammar Check tool which allows you to find grammatical errors and offers suggestions to correct them. Many content marketers also use the Plagiarism Checker goes alongside with the Grammar Check to ensure the uniqueness of your written content. You can slow find the Word Counter tool which is pretty useful in counting the number of characters, words and paragraphs in a written text. The SSL Checker is also a great tool to check the SSL certificate and its validity of your website or any other website. You can also check if your web page is mobile-friendly using the Mobile Friendly Test. These free SEO tools are the most used among webmasters.
SmallSEOTools - Do you need effective SEO tools which are 100% free? Check out our SmallSEOtools.com for checking and removing plagiarism, backlinks, tracking keyword positions, and more.
SEO Site Checkup - Find comprehensive search engine optimization (SEO) tools for your site.
FoxSeoTools - Our best seo tools and best seo software are for all seo analyst. If you use our free seo tools then you can easily make your website seo friendly for free .
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
SEO Tools Centre - SEO Tools Centre provides SEO checker services for websites.
Sitechecker - All-in-one SEO platform including rank tracker, website SEO audit tool and website changes monitoring. Detailed reports by 100+ parameters with how-to-fix guides.