When it comes to SEO, one must need to use a variety of Tools to speed up the data collection, research and processing works.
There are thousands of tools out there. Some very good tools are paid and highly Expensive. So if you are a newbie or a Freelancer, they might be out of your Budget.
But there are again some few Good and FREE Tools, to get you Sorted.
1. Google PageSpeed Insights
Enter a URL, and this tool will test the loading time and performance for desktop and for mobile, plus identify opportunities to improve (and pat you on the back for what you’re doing well). The mobile results also come with a user experience score, grading areas like tap targets and font sizes.
2. Agency Analytics
An Amazing Tool to know all the Technical SEO Issues, Keyword Research, Competitive Backlink Analysis and so much more.
A 360 degree tool to cover your every SEO Need.
Enter a keyword, and the Keyword Tool provides a huge handful of long-tail keyword opportunities, organized alphabetically.
4. Google Analytics
In addition to tracking pretty much every bit of traffic you could imagine on your website, Analytics also surfaces many keyword insights as to which terms people use to land on your pages.
One of the best SEO Tool Out there. Know all the Technical SEO Errors, Competitor Traffic Analysis, Keyword Research, Backlink Comparison and so much more.
A must use tool for SEO.
6. Google Keyword Planner
Enter a keyword or group of keywords into the tool, and Google will return all sorts of helpful stats to guide your keyword strategy: monthly search volume, competition, and even suggested terms you might not have considered.
7. Google Trends
A quick browse or search through Google Trends can show you the hockey-stick rise of potential terms and SEO opportunities for your content.
8. QuickSprout Website Analyzer
The QuickSprout tool does a comprehensive look at just about everything: SEO optimization, speed, tags, keywords, social, links, and even competitor comparisons.
9. Schema Creator
Create custom code so that your reviews, events, organizations, and people are displayed the way you want on search pages. Once you’ve created your schema code, copy and paste to your website, or try the free WordPress plugin for an even easier implementation.
Use this tool to compare traffic between two websites, a helpful tool for competitor research.
11. XML Sitemaps
Simply enter your site’s URL and some optional parameters, and XML Sitemaps will create a sitemap that you can upload to Google Webmaster Tools.
12. SEO Site Checkup
Site Checkup runs through a fast audit of your site, checking for proper tags and surfacing any errors that might come up.
13. Find Broken Links
The link report from Ninja Internet Marketers combs through your whole site and highlights a number of link insights, including the internal and external links that need fixing.
14. Moz toolbar
Know PA (Page Authority), DA (Domain Authority) of any website.
15. Robots.txt Generator
Robots.txt files let the web robots know what to do with a website’s pages. When a page is disallowed in robots.txt, that’s instructions telling the robots to completely skip over those web pages. There are some exceptions in which case a robots.txt might be ignored, most notably malware robots that are looking for security issues.
16. Structured Data Testing Tool
Structured data helps to provide context to the information on your page. This tool from Google uses live data to validate the structured data for any web page, or you can copy/paste code to test it.
17. Domain Hunter Plus
This magic extension for Chrome not only helps you find important broken links, but also tells you if the links point to an available domain.
18. Robots.txt Testing Tool
Many robots.txt files contain hidden errors not easily visible to humans. Run your file through this tool and you never know what you’ll discover.
This nifty analytics tool alerts you anytime someone links to your website. Great for outreach and intelligence gathering.
20. SEO Tools for Excel
You don’t need to be an Excel ninja to use Niels Bosma’s SEO Tools for Excel. This plugin does so many things many SEOs won’t work without it.
More raw data than any other SEO toolbar out there.
22. Beam Us Up
SEO crawling software. Great free alternative to Screaming Frog. Integrates with Excel and Google Drive. Only available for Windows.
23. Yandex Metrica
100% free web analytics software. Includes heat maps, form analytics, session reply, and many other features you typically wouldn’t see in a free tool.
24. gInfinity (Chrome extension)
Infinite scroll for Google search results and a lot of other improvements to your browser experience.
25. Keyword Shitter
Generates hundreds and thousands of keyword suggestions from your seed keyword(s). You can also download all keyword suggestions to a .txt file in one click (no sign-up required).
Latent Semantic Indexing (LSI) keywords generator. Enter a seed keyword, and it’ll generate a list of LSI keywords (i.e. keywords and topics semantically related to your seed keyword). TextOptimizer is another very similar tool that does roughly the same job.
27. CoSchedule’s Headline Analyzer
Shows how your title tag looks in the SERPs, plus gives you advice on how to improve it and get more clicks.
28. Check My Links extension
The free Check My Links extension lets you check the integrity of the links you post (or plan to post) in your articles to ensure they work.
After you install the extension, open the page you want to check and click the Check My Links icon on the toolbar. The app will then start testing the links on the page and display the results in a box in the upper-right corner of the screen.
Broken links are highlighted in red, problematic links in yellow, and good links in green.
29. Href Extractor
Simply put in a URL or some HTML and it will extract all of the inbound and outbound links. Great for finding commenters and for influencer outreach.
30. Outreach Lite
This free Chrome extension works even without a NinjaOutreach Account, and returns a TON of data on each website such as first name, contact information, SEO and social data.
31. Advanced Meta Tags Generator
Easily create meta tags for your web pages using HTML coding.
32. Analyze robots.txt
Checks your robot.txt file for errors.
33. Keyword Tool
Keywords Research Tool.
34. Anchor Text Over Optimization Tool
Type in URL and get full report of potential bad SEO links.
35. Bing Webmaster Tools
Like Google Webmaster Tools but for Bing.
BROWSEO is a web app that allows you to view any webpage without distractions caused by styles. It also highlights parts of a page that are relevant for SEO.
37. Bulk HTTP Header Response Checker & Comparison Tool
Returns the HTTP response code for a list of URLs, and includes which URL they are redirected to.
CDN and a security service to provide your website with speed and safety.
Plagiarism checker and a duplicate-content checker.
40. IIS SEO Toolkit
Analyze SEO aspects like your site’s content, structure, and URLs for search engine spiders.
Makes combining/merging of keywords so much easier.
42. Meta Tag Analyzer
SEO tool to help webmasters analyze their web pages and Meta Tags.
43. Meta Tags Extractor
Extracts meta tags from a website.
44. Sunny Landing Pages
A Free Landing Page Builder that already take into consideration various Technical SEO Factors, so you don’t need to deal with them later.
Hope you will find the above Tools useful.