WORD COUNT

Check your webpage’s SEO health with real-time in-browser diagnostics. Perform an SEO audit, check internal and external links and keyword density. Identify and fix issues.

Chrome, Firefox and Edge extension that displays in real time a document map or index of any web site, structuring the headers and showing the HTML 5 schema.

A pagespeed checker to test hundreds of URLs automatically. All you have to do is enter a URL, and the tool crawls the website and determines the pagespeed scores for each subpage.

A free keyword research tool that helps you find new keyword ideas and analyze your competitors' SEO strategies. Just type in a domain or a keyword to get started.

Chrome extension dedicated to resize the browser window to emulate various screen resolutions, helping you test your responsive websites in complentely customizable devices.

Test the mobile view of your website across 50+ device viewports with LT Browser. Check the responsiveness on pre-installed Android and iOS viewports or custom mobile resolutions.

Find out technologies on websites. Instantly reveal what CMS a website is using, as well as any framework, ecommerce platform, JavaScript libraries and many more.

Enter a url and the Sucuri SiteCheck scanner will check the website for known malware, viruses, blacklisting status, website errors, out-of-date software, and malicious code.

Free keyword analyzer tool that tells you exactly how many times your keyword is occurring on any page on your website, so that you can better optimize your page for SEO.

A keyword discovery tool that helps you find relevant keywords. It uses a variety of sources to gather keyword data, including Google Search, Google Trends, and YouTube.