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9. Free SEO Tools

SEO tools are key to optimizing your site, improving rankings, and streamlining your workflow—and many of the best ones are free. This page features a curated collection of free SEO tools trusted by professionals across every area of search engine optimization.

Whether you’re new to SEO or refining a mature strategy, these tools cover every core function: keyword research, technical audits, link building, performance tracking, and more. From Google’s free webmaster resources to open-source crawlers and browser extensions, each tool is selected for its effectiveness, reliability, and real-world value.

You’ll find industry staples alongside lesser-known gems, plus tips on how to combine tools for greater efficiency. Start building your SEO toolkit today— Explore the different tools and resources to scale your SEO knowledge.

 

On this page
Keyword Research Tools On-Page SEO Tools Link Building Tools Monitoring & Rank Tracking Tools SEO Dashboard & Reporting Tools Web Speed Optimization Tools Structured Data Tools Mobile SEO Tools Local SEO Tools International SEO Tools

Keyword Research Tools

Google Ads Keyword Planner

Web Based from Google

 

Google Trends

Web Based from Google

 

Bing Webmaster Tools Keyword Research

Web Based from Bing

 

Keyword Generator

Web Based from Ahrefs

 

AlsoAsked

Web Based from Candour

 

Answer The Public

Web Based from Answer The Public

 

QuestionDB

Web Based from QuestionDB

 

Free Keyword Tool

Web Based from Wordstream

 

#SuggestMrx

Web Based from Merlinox

 

The Reddit Keyword Research Tool

Web Based from Higher Visibility

 

Keyword Surfer

Browser Extension from Surfer

 

Topic Mojo Free Plan

Web Based from Topic Mojo

 

SERP Explorer

Web Based from Keyword Insights

SERP Similarity

Web Based from Keyword Insights

Larseo

Web Based from Larseo

On-Page SEO Tools

Google Search Console Coverage, URL Inspection & Crawl Stats Reports

Web Based from Google

 

Bing Webmaster Tools Site Scan and SEO Report

Web Based from Bing

 

Screaming Frog SEO Spider

Desktop Based from Screaming Frog

 

Greenflare: The Open Source SEO Crawler

Desktop Based from Greenflare

 

SEOlyzer: Crawler & log analysis for all SEO

Web Based from SEOlyzer

 

httpstatus.io: Easily check status codes, response headers, and redirect chains

Web Based from Sander Heilbron

 

SEO Server Header Checker Tool: Server Headers is your one stop tool to quickly extract useful SEO data from a URL

Web Based from Ryan Jones

 

Ahrefs Webmaster Tools

Web Based from Ahrefs

 

Siteliner: Explore your website, revealing key issues

Web Based from Siteliner

 

Checkbot: SEO, Web Speed & Security Tester

Browser Extension from Checkbot

 

SEO Minion: On-Page SEO, Broken Link Checker, Hreflang Checker & more

Browser Extension from SEO minion

 

Detailed SEO Extension

Browser Extension from Detailed

 

SEO Pro Extension

Browser Extension from Marketing Syrup

 

Spark Content Optimizer

Browser Extension from SEOClarity

 

Link Redirect Trace

Browser Extension from LinkResearchTools

 

Yoast SEO

WordPress Plugin from Yoast

 

Rank Math SEO

WordPress Plugin from Rank Math

Free Domain Alerts

Web Based from Little Warden

 

Monitoring & Rank Tracking Tools

Google Search Console Performance Report

Web Based from Google

 

Bing Webmaster Tools Search Performance Report

Web Based from Bing

 

Ahrefs Webmaster Tools

Web Based from Ahrefs

 

thruuu: Awesome SERP Analyzer

Web Based from thruuu

 

SERP Checker

Web Based from Accuranker

 

SEO Search Simulator by Nightwatch

Browser Extension from Nightwatch

 

SEOminion: SEO Extension with Multi-Location SERP Simulator

Browser Extension from SEOminion

 

MobileMoxie SERPerator: Google Mobile Rank Checker

Web Based from MobileMoxie

 

SEO Dashboard & Reporting Tools

50+ Google Data Studio Templates to Speed your SEO Reporting

Google Sheets from Sheets for Marketers

 

9 SEO report Google Data Studio and Google Sheets templates you can swipe today

Google Data Studio and Google Sheets from Supermetrics

 

Search Console Explorer Studio and Sheet, Cannibalization Explorer, etc.

Google Data Studio and Google Sheets from Hannah Butler

 

SFAIK – Screaming Frog Analyzer

Google Data Studio from IKAUE

 

Monthly SEO Report Template

Doc, PDF, GDocs from Backlinko

 

Steal Our SEO Report Template (and Make It Even Better)

Google Slides from Ahrefs

 

Search Console PunkExport

Google Sheets from Lino Uruñuela

 

Web Speed Optimization Tools

Measure from Web.dev

Web Based from Web.dev

 

PageSpeed Insights

Web Based from Google

 

Web Page Test

Web Based from Catchpoint

 

GTmetrix

Web Based from GTmetrix

 

Improve your website performance - Wattspeed

Web Based from Wattspeed

 

DebugBear

Web Based from DebugBear

 

Experte: Bulk Core Web Vitals Check

Web Based from Experte

 

Dareboost: Test, analyze and optimize your website performance

Web Based from Contentsquare

 

Lighthouse

Browser Extension from Google

 

Web Vitals Extension

Browser Extension from Addy Osmani

 

Core SERP Vitals

Browser Extension from Chris Johnson

 

Structured Data Tools

Schema Markup validator

Web Based from Schema.org

 

Google’s Rich Results Test

Web Based from Google

 

Structured Data Viewer

Web Based from Classy Schema

 

Schema Markup Testing and Comparison Tool

Web Based from Shay Ohayon

 

Schema.dev’s Structured Data Testing Tool

Web Based and Browser Extension from SEOClarity

 

Ryte Structured Data Helper

Browser Extension from Ryte

 

Schema Builder for Structured Data

Browser Extension from Schema.dev

 

Schema Markup Generator (JSON-LD)

Web Based from technicalseo.com

 

The Schema Markup Generator

Web Based from RankRanger

 

Mobile SEO Tools

Google’s Mobile Friendly Test

Web Based from Google

 

Mobile Friendliness Test Tool

Web Based from Bing

 

MobileMoxie Page-oscope

Web Based from MobileMoxie

 

Mobile-Friendly Test (Bulk Testing Tool)

Web Based from technicalseo.com

 

Mobile-First Index Tool (Mobile vs. Desktop Test)

Web Based from technicalseo.com

 

Mobile First Index Checker

Web Based from Zeo

 

Local SEO Tools

Google My Business

Web Based from Google 

 

BrightLocal’s Free Local SEO Tools: Local Listings Health Scanner, Local Search Results Checker, and more!

Web Based from BrightLocal

 

Postamatic: Build your Google My Business Posts, Q + As, and manage GMB Reviews via the Google My Business API

Google Sheets from Two Octobers + AgencyAutomators

 

PlePer Local SEO Tools

Browser Extension from PlePer

 

GMBSpy: View Google My Business “Categories”

Browser Extension from George Nenni

 

Whitespark Local Citation Finder

Web Based from Whitespark

 

Google Review Link Generator

Browser Extension from Whitespark

 

Local Search Results Tool

Web Based from technicalseo.com

 

International SEO Tools

The Hreflang Tags Generator Tool

Web Based from Aleyda Solis

 

Free Hreflang Generator

Google Sheets from Relgrowth

 

hreflang Tags Testing Tool

Web Based from technicalseo.com

 

Hreflang Validator

Google Sheets from Sistrix

 

Locale-Adaptive Pages Testing Tool

Web Based from technicalseo.com

 

Tips to Use SEO Tools

Discover how experienced SEO specialists utilize various SEO tools to drive growth with these practical tips and proven strategies. These insights will help you combine tools effectively, avoid common pitfalls, and achieve professional results whether you’re looking to learn SEO free or optimize existing efforts.

“Screaming Frog is definitely a great Swiss Army knife that can be used for technical, content and other activities. An underrated tool that helps you to identify the reason why a site can (potentially) see a drop is https://wasthereagoogleupdate.com by Barry Schwartz”

Francesco Baldini
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“Google Analytics & Search Console are number 1s – everything you need straight from the horse’s mouth! Google Trends as well I feel is super under-utilised. PSI, ahref SEO toolbar, JSON-LD schema generator, Screaming Frog log analyser for small sites. There are so many”
Sophie Brannon
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“SEO pro extension from Kristina Azarenko
coz it gives u a real insight about most important on page attributes. You get all information all at once including schema as well.”
Zainkhan
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“In addition to Google Analytics and Search Console, this amazing resource from Merkel: Technical SEO Tools.”
Robert Cerff
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“Free tool for learning: Search Console

* Real insights into keyword data (not 3rd party)
* Understand Googlebot behavior at a basic level
* Get an understanding of links coming to your website & most prominent anchors
* Understand core web vitals & see what’s causing issues”
Sunny Matharu
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“Ahrefs Webmaster Tools – makes our Site Audit and Site Explorer tools free for verified websites.”

Tim Soulo
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“I find myself going almost daily to AnswerThePublic for content ideas. They give a lot of information and very well organized. Not enterely free (limited searchs per day), but i think you can get a lot with their daily cap anyway. AlsoAsked too, but they are on maintenance.”
Carlos Tinca
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“Surfer SEO: A very cool Google Chrome extension for keyword research, & finding out search volume”
Tanoy Chowdhury
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“Seo minion plug-in for chrome for quick website analysis”
Stephanie
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“My favorite it’s an extension by Detailed. Pretty useful”
Tejas Rane
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“Thruuu Scraper for getting sub topics/content ideas for my main topic main …Heamingwayapp to judge the readibility of my content…once the content is published, I compare my basic on page seo elements with my main competitor using The Hoth Seo Checker !!”
Eduard Blacquière
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“The SEO Framework for WordPress. I feel like SEO tools are lately inventing problems and selling a solution for a subscription. TSF does only what is in Google Webmaster Guidelines and for free. No ads, upsell or speculative SEO hogwash like “SEO score”.”
Pierre Lebaux
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“Surfer SEO – the extension gives AMS data completely free in your browser, plus additional insights about the ranking websites”
Veselin Borisov
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“For investigating issues in Chrome:
1) Plugin: Redirect Path (by Ayima)
2) Plugin: Robots Exclusion Checker (by Sam Gipson)

For working with data:
1) Google Sheets
2) Add-on to Google Sheets: Google Analytics
3) Excel (paid but usually available)
4) Analytics Edge for Excel”
Esben Rasmussen
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Frequently Asked Questions About SEO Tools
What are the best free SEO tools to start with?

Begin with Google Search Console for monitoring your site’s performance and indexing issues, as well as Ahrefs Webmaster Tools and Bing Webmaster Tools for auditing. For on-page optimization, tools like Screaming Frog offer a free version. Browser extensions like the Detailed SEO Extension offer instant insights while you browse, making them perfect for those who want to learn SEO for free.

Can I achieve professional results using only free SEO tools?

Many SEO professionals rely primarily on free tools, although for more advanced troubleshooting, you might need paid tools. Google Search Console, Ahrefs Webmaster Tools, and Screaming Frog’s free version can provide comprehensive data for smaller technical audits, keyword tracking, and backlink analysis. While paid tools offer additional features and higher limits, free tools cover all fundamental SEO needs effectively.

What limitations should I expect with free SEO tools?

Free versions typically include usage restrictions like limited crawl depths (Screaming Frog caps at 500 URLs), restricted data exports, or fewer keyword queries per day. However, these limitations rarely impact small websites or those learning SEO basics. Many tools offer generous free tiers that satisfy most optimization needs.

Which free SEO tools are essential for technical audits?

The use of SEO crawlers (like Screaming Frog), as well as access to the Google Search Console, can be considered fundamental for comprehensive technical analysis. Add an SEO browser extension for real-time checks, like the Detailed one —together, these provide professional-grade technical insights.

Learn More About Free SEO Tools To Use

Keyword Research Tools

On-Page SEO Tools

Link Building Tools

Monitoring & Rank Tracking Tools

SEO Dashboard & Reporting Tools

Web Speed Optimization Tools

Structured Data Tools

Mobile SEO Tools

Local SEO Tools

International SEO Tools

SEO Audit Templates

Javascript SEO Tools

SEO Forecastings Tools

WordPress SEO Plugins

Google Search Console Guidelines

The SEO Learning Roadmap

Take a look at the SEO learning roadmap below, featuring the different areas, from the basics of SEO, to the most common activities and phases of the SEO Process:

1 SEO Fundamentals

Start learning SEO with the fundamental concepts and areas, why they're important, and the basics to execute them: keyword research, content optimization analysis, technical optimization and link building.

2 Execute an SEO Process

Once you know the main SEO concepts, it's time to put them in practice by learning to develop an SEO process, from establishing a strategy and setting goals to management, measurement, and reporting.

3 SEO in your CMS

Learn to implement the most important SEO configurations in the top Web platforms in the market, along with considerations to take into account.

4 Deepen your SEO Knowledge

It's time for an SEO deep-dive into those particular areas and common scenarios where you have a bigger interest or need to tackle.
Advanced Technical SEO
Advanced Content Optimization
Advanced Link Building
Advanced SEO Management
Advanced SEO Opportunities
SEO Scenarios

5.1 Specialize within SEO

Learn and specialize in one of the most popular SEO verticals.

5.2 Automate SEO Tasks

Learn to automate your SEO tasks and accelerate your SEO process execution.

6 SEO in other Search Engines

Learn how to rank in other search engines besides Google.

7 Keep up with SEO News

Stay updated with the latest news, updates and resources in SEO.

9 Optimize for AI Search (GEO, AEO, LLMO)

Learn about AI search optimization with free, reliable guides and resources.

8 Complement your SEO

Learn about complementary areas that can help you as an SEO.
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9 Free SEO Tools To Use

Get access to free SEO tools to execute your SEO tasks.

10 Train, test & troubleshoot your SEO further

It's time to take your SEO knowledge further.