Here are five free Chrome extensions that can be useful for SEO:

1. MozBar: MozBar is a popular Chrome extension that provides a range of SEO metrics for any webpage, including page authority, domain authority, and the number of backlinks. It also provides on-page optimization suggestions and can highlight keywords and links on a page.

2. Keywords Everywhere: Keywords Everywhere is a free keyword research tool that shows search volume, CPC, and competition data for keywords directly in the search engine results page. It can also show related keywords and their metrics.
3. Check My Links: Check My Links is a handy Chrome extension that can quickly scan a webpage for broken links. This can be useful for identifying broken internal and external links and fixing them to improve user experience and SEO.
4. SEOquake: SEOquake is another popular Chrome extension that provides SEO metrics such as page and domain authority, SEMrush rank, and keyword density. It also provides an SEO audit tool that can analyze a page and provide suggestions for optimization.
5. Lighthouse: Lighthouse is a tool built into Google Chrome that can audit a webpage for performance, accessibility, and best practices. It provides actionable recommendations for improving website speed, accessibility, and user experience, which can indirectly impact SEO.

These Chrome extensions can help SEO professionals and website owners quickly analyze and optimize webpages for search engine rankings and user experience.

How to reduce your work load by using these chrome extensions for SEO?

Chrome extensions for SEO can be incredibly useful in reducing your workload and streamlining your SEO efforts. Here are some ways you can use these extensions to save time and increase productivity:

1. Automate repetitive tasks: Many Chrome extensions, such as Check My Links and SEOquake, can automate tasks such as scanning for broken links or analyzing on-page SEO elements. This can save you time and allow you to focus on other important tasks.
2. Get quick access to important metrics: With MozBar, Keywords Everywhere, and other extensions, you can quickly access important SEO metrics such as domain authority, page authority, and keyword data without having to navigate to another website or tool. This can save you time and make it easier to quickly assess the SEO potential of a page or website.
3. Identify opportunities for optimization: With the help of these Chrome extensions, you can quickly identify areas for optimization on a webpage or website. For example, the Lighthouse extension can identify opportunities for improving website speed, accessibility, and user experience, which can indirectly impact SEO. With SEOquake, you can quickly see the keyword density of a page and identify opportunities to add or remove keywords as needed.
4. Stay up-to-date with the latest SEO trends: Many Chrome extensions, such as MozBar and SEOquake, provide up-to-date SEO metrics and analysis that can help you stay current with the latest SEO trends and best practices. This can help you make informed decisions about your SEO strategy and stay ahead of the competition.

Overall, by using these Chrome extensions for SEO, you can save time, increase productivity, and make better-informed decisions about your SEO strategy.