14 Free Top SEO Tools You Should Know

SEO is one of the most important ingredients for online business success because it’s in charge of the top search engine rankings all businesses desire. Social signals, back links, keywords, competition research and penalties are some of the most important elements that make it complex. Fortunately, there are numerous free SEO tools out there which you can use to make your SEO tweaks fluid and more robust. Here are some of the best you should know.

PlagSpotter – http://www.plagspotter.com/
This is a duplicate content checker tool that enables you check for duplicate content your website URLs.

Ahrefs site explorer – http://ahrefs.com/
This crucial site enables you to collect link intelligence on any website. Although this tool is one of the newest additions, it has a good user base and runs a freemium version you can easily access. As a free member, one can get up to 5 searches every day. This makes it one of the best tools to check out in as far as SEO link checks are concerned.

SEO Browser – http://www.seo-browser.com/
This tool is considered as one of the oldest tools in SEO and enables you detect or look at web pages, the way search engines would in order for you to make changes.

Open site explorer – http://www.opensiteexplorer.org/
This is a legendary SEO tool you find especially critical when you’re trying to study the top back link profiles on your website. This tool not only gives you sources for the links on your website, but also enables you to collect information on link anchor text. The tool is available free for top back links and sold as part of the SEOMOZ SEO tools. Apart from enabling you check your link profile, this tool is also critical in enabling you analyze competitor links for tweaks, as well as help you look for link opportunities.

The Markup Validation Service – http://validator.w3.org/
This tool ensures that content on your website is directly in line with the required frameworks for best display and rendering with browsers.

Link diagnosis – http://www.linkdiagnosis.com/
This tool is promoted by Iacquire and is one of the best free link intelligence tools out there. Using it, one can easily check and find intelligence on the top 250 inks to a website. It’s however; critical for you to double check on the extension you have on your browser to ensure that you have everything you need to collect enough information.

Majestic SEO site explorer – http://www.majesticseo.com/
Like the open site explorer, Majestic SEO’s site explorer enables you study the different links available on your website URL’s. Once you’ve registered for a free account, this tool gives you access to any websites link profiles like sources, IP, anchor text and much more. You can use this tool to gather adequate link intelligence on any website, considering that back links are critical for SEO success.

Builtwith – http://builtwith.com/

Server response is another crucial tool that enables you detect how fast your hosts’ servers response to queries. The search engines use speed of response to grade websites and it’s very important for you to ensure that the speeds work perfect.

Pingdom full page test – tools.pingdom.com/
Like Builtwith, this tool is also crucial in enabling you determine how fast or how slow your server responds to queries.

Google page speed – https://developers.google.com/speed/pagespeed/insights
This tool s also critical in estimating the speed of your site and once you insert a URL in its API, this tool gives you recommendations that could make your pages resolve faster.

Semrush – http://www.semrush.com/
This tool is crucial for carrying out competitive analysis and opportunity for certain keywords and URL’s. The tool offers 10 free searches every day with its free version and this means you can access a lot of keyword intelligence for free with it.

W3C Link Checker – validator.w3.org/checklink
This tool checks for the validity of links on particular URL’s.

Google AdWords keywords tool – https://adwords.google.com
Keyword research remains one of the most crucial tools for SEO and Google is the best source of this information. The tool gives suggestions, search volumes on keywords to help you tweak SEO campaigns better.

Ubersuggest – http://ubersuggest.org/
This is another free keyword research tool. With this one, you don’t have to sign in, but you may have to contend with lack of search volumes n keywords.