29 Best Free SEO Tools Users Can’t Afford to Miss

Are you looking for the best free and useful SEO tools to conquer your SEO tasks? Look no further!

Here’s a list of 29 high-quality and powerful free SEO tools. If you’re on a tight budget, I believe the introduction to the SEO software below is perfect for you.

Additionally, while using these SEO tools, be sure to combine them with a reasonable strategy to create a detailed plan that will optimize your website effectively and efficiently.

So, let’s get started! I’ll share the insights quickly.

SEO Software for Website Analysis

1. Google Analytics – Website Analytics Tool for SEO

Google Analytics is an online SEO tool that allows advertisers to track metrics related to website activity. Its primary application is to help website administrators understand user behavior, enabling them to develop strategies to enhance sales performance.

Công cụ phần tích website cho SEO
Google Analytics – Website Analytics Tool for SEO

2. Google Search Console/Bing Webmaster Tools – SEO Management Tools

Tools SEO quản lý
The Google Search Console tool helps your website get indexed faster.

Google Search Console is a free SEO tool from Google that verifies your ownership of a website. Additionally, this SEO tool aids in faster indexing of your website.

Moreover, Google Search Console helps monitor customer search volume, allowing you to develop suitable strategies.

I have a video explaining the definition and providing a detailed guide on how to use Google Search Console to optimize SEO for your website. Click to watch now!

3. SEO Tool Beam Us Up Screaming Frog – Data Crawling Software

Phần mềm SEO thu thập thông tin
Interface of the Beam Us Up SEO Tool

Beam Us Up is a free web SEO tool for data crawling. This free SEO software is an excellent alternative to the Screaming Frog tool. However, this tool is only available for Windows operating systems.

If you are a Mac user, the Screaming Frog tool is for you. And don’t forget that the Screaming Frog tool can crawl up to 500 web pages for free (with a limited version).

4. Moz Local Listing Score – Data Processing SEO Tool

Moz Local Listing Score is a tool that checks how your business’s presence appears on the Internet.

This is the best SEO tool to help you gather and process data from over 15 different sources, including Google, Foursquare, and Facebook, to assess how your store will appear online.

Công cụ hỗ trợ SEO xử lý dữ liệu
Interface of the Moz Local Listing Score Tool

5. SEO Web Page Analyzer – Comprehensive Website Analysis SEO Software

Phần mềm SEO website phân tích toàn diện về web
SEO Web Page Analyzer Tool

The Web Page Analyzer (SEO page analysis tool) provides a comprehensive analysis of your website. This SEO tool will point out any missing elements, including:

  • Alt tags
  • Heading structure
  • Internal links
  • External links
  • Meta title
  • Meta description

From this, you will also know your On-page SEO score ranging from 0 to 100.

6. Panguin Tool – Free SEO Tool for Checking Website Status

The Panguin tool is a completely free SEO tool. It helps you check whether your website has been affected by Google’s algorithm updates.

Panguin Tool - Công cụ SEO miễn phí
Panguin Tool – A free SEO tool that helps check your website after Google algorithm updates.

7. SEOquake – A powerful SEO tool used for website analysis.

SEOQuake -Free SEO Tool
SEOQuake is a tool that every SEO professional should be familiar with.

SEOQuake helps evaluate the On-page SEO factors of a website. You can determine whether your website is optimized for On-page SEO, and you can also use SEOQuake to analyze your competitors’ websites. SEOQuake can be installed on popular browsers such as Chrome and Firefox.

This SEO tool is completely free and can be used on various browsers.

8. SEO Site Checkup – A web tool that supports website SEO

An easy-to-use SEO audit tool that includes backlink analysis data, uptime reports, and recommendations for page speed.

Công cụ SEO Site Checkup
SEO Site Checkup is a fantastic SEO tool to assist with On-page optimization for your website.

9. Robots.txt Generator – SEO Software for Content Management

Robots.txt is considered a guiding document that informs Googlebot about which content you want to be crawled and which content is still under development and should be reviewed later.

If you want to save time while finalizing essential content and simultaneously continue editing and building content, the Robots.txt Generator can help. This SEO software will notify you of any incomplete content on your website (for example, language, categories, etc.), allowing you to make adjustments immediately.

10. XML Sitemaps – The Best SEO Tool for Creating a Sitemap

XML Sitemap is like a map of your website, a path on your site with the .xml extension. When users click this link, they will see all the accessible pages on your website.

Sitemaps are an easy way for web administrators to inform search engines about the available content on their site to assist with the crawling process.

Tool SEO Web XML Sitemap
This SEO tool makes it easy for you to create a sitemap.

11. Schema Creator – The Best SEO Tool for Supporting Website SEO

Schema Creator is an SEO tool that allows you to create microdata schemas in just a few minutes.

All you need to do is select the type of schema data you want to create and enter the information included in the schema.org vocabulary. The tool will process the data and provide you with complete schema markup. Isn’t that fantastic?

Link Analysis Tools

12. Ahrefs’ Backlink Checker – Keyword Analysis Tool for Improving Web Rankings

Phần mềm SEO Ahrefs' Backlink Checker
Ahrefs’ Backlink Checker is one of the most powerful SEO tools in the world.

Ahrefs’ Backlink Checker directly analyzes the parameters of the largest online websites today and is among the best SEO support tools globally, with increasingly expanded capabilities for analyzing various metrics and data quality.

Key features and benefits of Ahrefs’ Backlink Checker include:

  • Superior keyword research algorithms.
  • Discovering the hottest content currently trending.
  • Monitoring content rankings.
  • Analyzing and resolving technical issues related to website SEO.

Are you confused about the technical aspects of SEO and completely unfamiliar with programming and technology? No problem, Ahrefs will take care of everything from A to Z.

Additionally, I have a video on the topic “Ahrefs: Metrics and Applications in SEO” on my YouTube channel. Click to watch now!

Ahrefs collects data on up to 6 billion pages per day, and the speed of backlink data updates can occur every 30 minutes. With this tool, SEO professionals can quickly and thoroughly check competitors’ metrics.

Công cụ hỗ trợ SEO Moz Link Explorer

It can be said that Moz Link Explorer is the standout feature of Moz. This SEO tool allows you to probe your competitors’ backlinks and quickly find the most common anchor texts linking to other websites.

Through anchor texts and link content, this tool helps you determine whether your competitors are using any “black hat” tactics in their content.

How Moz Link Explorer Works:

  1. First, you enter the URL of the competitor’s page you want to investigate.
  2. On the next page, you will receive a complete list of backlinks for that page.
  3. Additionally, you will get detailed metrics for each backlink, such as Domain Authority (the website’s ranking on search engines).

The initial cost for Moz Link Explorer ranges from $99 to $999 per month.

14. LinkMiner – SEO Software for Analyzing and Checking Backlink Profiles

LinkMiner is a Chrome extension that allows you to check any webpage for its broken links. This SEO tool is useful for identifying ways to recover from broken links.

You can export a complete list of removed links to a CSV file with just one click. This file includes information on status codes, link types, etc. If you find multiple broken links on a page using LinkMiner, do the following:

  1. Export them to a CSV file.
  2. Paste the entire list into Ahrefs’ Batch Analysis tool.
  3. Sort by the Referring Domains column (from high to low).
LinkMiner is a well-designed Chrome extension.

This will show you which broken links have the most referring domains pointing to them. The Check My Links tool also has similar features.

15. SEMrush – Top Keyword Research and Competitor Analysis Tool

SEMrush is one of the leading tools for keyword research and competitor analysis today. The metrics provided by this tool will help you understand your competitors’ strategies and the current state of SEO for your website.

SEO Tools for Content Optimization

16. Yoast SEO – SEO Tool for Optimizing Search on WordPress

Công cụ SEO web Yoast SEO
The Yoast SEO tool comes integrated with WordPress..

Yoast SEO is one of the top SEO plugin tools for WordPress in 2023, effectively optimizing SEO tasks for your website.

  • Optimize keywords and related terms, including synonyms.
  • Optimize on-page SEO for each subpage.
  • Share on social media platforms like Google, Facebook, etc.
  • Check sitemap information, robots.txt file, .htaccess, and permalinks.
  • Avoid content duplication by configuring canonical URLs.

17. Ahrefs SEO Toolbar – The Best SEO Software for Backlink Checking

Ahrefs is a specialized website for detailed analysis of web metrics. It’s no surprise that Ahrefs is regarded as the best SEO tool for backlink checking today.

The Ahrefs SEO Toolbar is a browser extension that provides users with an overview of the website they want to analyze.

Key Features:

  • Site Explorer: Check website backlinks.
  • Position Explorer: Check keyword rankings of competitors.
  • Content Explorer: See which content has been shared the most.
  • Keywords Explorer: View keyword suggestions.
Ahrefs - phần mềm SEO tốt nhất
Ahrefs is rated as the best SEO tool for backlink analysis available today.

18. Surfer SEO – An SEO Tool for Content Optimization

Surfer SEO - công cụ hỗ trợ SEO hiệu quả
Surfer SEO is excellent software for optimizing SEO content tasks.

Essentially, Surfer SEO utilizes TFIDF to calculate the weight and frequency of (phrases) words. However, Surfer SEO doesn’t attempt to determine how Google uses TFIDF for analysis but instead relies on the displayed results.

This approach allows Surfer SEO’s metrics to be continuously updated, independent of how Google applies TF*IDF in its search engine.

19. Google Keyword Planner – The Best SEO Tool for Keyword Research

Google Keyword Planner provides insights into the keywords people commonly search for. Enter a keyword or a group of keywords into the application, and Google will deliver useful statistics to guide your keyword strategy: monthly search volume, competition levels, etc.

Phan mem seo tu khoa Google Keyword Planner
The Google Keyword Planner tool is completely free for keyword research.

See also: Comprehensive Guide to Effective Keyword Research (Update 2023)

20. KWFinder – Phần mềm SEO web giúp tìm từ khóa hiệu quả

KWFinder helps you easily discover long-tail keywords with low competition and high monthly search volume, along with many other in-depth metrics.

KWFinder currently offers three subscription plans. The pricing for this SEO tool is based on the number of keyword searches allowed per day, resetting every 24 hours. Thus, if you use it extensively (like in professional SEO across multiple websites), you will pay more.

Tool SEO Website KWFinder
Current pricing for the three plans of KWFinder SEO tool.

21. SERP Robot – Free SEO Tool for Keyword Ranking Checks

SERP Robot is a free SEO tool that checks keyword rankings on Google. This SEO tool allows you to check the rankings for up to five keywords simultaneously.

Using SERP Robot is straightforward; no registration is required—just enter your domain (or URL) and a list of keywords, then wait for the results.

Phần mềm SEO miễn phí serprobot
SERP Robot – a free SEO tool for checking keyword rankings.

22. Copyscape – Phần mềm SEO  kiểm tra nội dung trùng lặp

The SEO web tool Copyscape helps you check if your article’s content is duplicated anywhere else on the Internet.

Phần mềm hỗ trợ SEO Copyscape
Copyscape – Free Duplicate Content Checker.

Using Copyscape to check for duplicate content ensures that your copyright adheres to standards for content creation. This guarantees that your article retains maximum value for Google.

Copyscape allows you to use it for free upon visiting the website. However, you should be aware of the following limitations:

  • Copyscape Free only allows you to check content that has been published online by verifying it through published links.
  • Copyscape Free limits searches to a maximum of 10 results, calculated based on each checked domain.

23. Keywordtool.io – An Effective SEO Tool for Keyword Research

KeywordTool.io is the go-to tool whenever you’re stuck for topics or article ideas; it provides hundreds of appealing suggestions in just a few seconds.

Additionally, it is one of the best SEO tools for finding long-tail keywords – those with potential.

Keywordtool.io - công cụ làm seo miễn phí
Keywordtool.io – An SEO Tool for Idea Generation in Seconds.

You might also be interested in keyword tracking tools to monitor your SEO results.

This trend analysis feature shows how frequently a term is searched on Google relative to the total searches on a website over a specific period.

This SEO tool is applied as follows:

It is used for keyword research and comparison, as well as discovering spikes in search volume triggered by events.

You can explore Google Trends from the top down by accessing the tool to see currently trending searches, then delve deeper into a topic for more insights.

25. Answer The Public – A Popular Keyword Research Tool for SEO

Answer The Public is an SEO tool that helps build content strategies by finding questions, prepositions, and even letter comparisons, as well as related searches that users are interested in.

For example, suppose you are a SaaS business looking to assist B2B customers in growth through a sales tool. As you start, you research keywords around the term “B2B sales.” This will reveal the questions B2B sales representatives have and the challenges they face in closing more deals.

26. Spineditor – A Powerful SEO Tool for SEO Professionals

The free SEO software Spineditor helps check keywords not only by finding keyword suggestions but also by assisting with content. This software can transform an initial piece of content into multiple unique pieces without duplication.

The keywords suggested by Spineditor are highly accurate, including both short-tail and long-tail keywords, to help you apply them in each article.

27. Google PageSpeed Insights – The Most Effective Free SEO Tool for Improving Performance

Google PageSpeed Insights is an SEO tool that optimizes website performance and provides a detailed assessment of your site.

Tool hỗ trợ SEO Google PageSpeed Insights
Effectively Improve UX/UI with Google PageSpeed Insights.

When using PageSpeed Insights, you can receive performance reports for your website on both desktop and mobile devices. Additionally, this tool will offer suggestions for optimizing your site through Chrome’s UX report.

28. SERP Simulator – SEO Software for Title Length Checking

The free Google SERP Simulator from Mangools helps check if the title length of your article is adequate.

Phần mềm Google SERP Simulator
Google SERP Simulator is an SEO tool for verifying the optimal length of article titles.

29. Google Mobile-Friendly Test – SEO Tools for Checking Mobile-Friendliness

The Google Mobile-Friendly Test is the best SEO tool for assessing how friendly a website is for mobile devices

Công cụ Google Mobile Friendly Test
Check your website’s mobile-friendliness with the Google Mobile-Friendly Test tool.

Simply enter your website’s URL and click Analyze; the Google Mobile-Friendly Test will analyze it and provide suggestions if your website doesn’t meet mobile-friendly standards. You can then use Google’s recommendations to enhance your website’s mobile compatibility.

 

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