The 205 Best SEO Tools for All Businesses in 2021 Free

This post is a comprehensive guide to free and other commercial Search Engine Optimization (SEO) tools available on the web. Tools that can assist a website owner or a website designer in the process of tracking the performance of a web page using a wide range of standards and methods. Tools that can help a web designer compare a web page with its competitors. The tools listed in this post will also help you to find all the information you need to improve your websites search engine rankings and growth in the long term.

Efficient SEO requires the right SEO tools. So if you want to rank higher on Google, you need to work smarter. Since SEO is becoming more important for small business survival, many enterprising individuals are taking to the Internet to learn about which tools are best for conducting an SEO campaign. But with tons of options to choose from, where do you start? This compilation consists of the 205 of the best SEO tools for all businesses available on the Internet today.

Guides & Must Reads

1. moz.com 1
   MOZ The Beginner’s Guide to Search Engine Optimization (SEO)
2. support.google.com
   Google: Do you need an SEO?
3. bing.com
   Bing Webmaster Guidelines
4. youtube.com
   How Google Works: A Google Ranking Engineer’s Story
5. support.google.com
   Google Webmaster Guidelines
6. quicksprout.com
   Detailed guide of advanced SEO techniques
7. acklinko.com 1
   Search Engine Ranking Factors 2016
8. northcutt.com
   Google Ranking Factors
9. moz.com
   The Beginner’s Guide to Link Building

Blogs & Communities

1. r/bigseo
   To foster growth and knowledge about SEO and all disciplines of inbound marketing.
2. growthhackers.com 2
   The largest global community dedicated to scalable and sustainable growth.
3. moz.com
   Forum for helpful insights and fresh discussions about all things SEO.
4. webmasterworld.com 1
   To discuss the process of doing business on the Internet.
5. blackhatworld.com
   An internet forum focused on black-hat search engine optimization (SEO) techniques and services.
6. warriorforum.com
   Stay up-to-date with the best Internet Marketing Content, Copywriting Growth Hacking, Digital Marketing Product and a lot more.

AMP & Instant Articles

1. validator.ampproject.org
   Official AMP Validator
2. ampproject.org
   Get Started with AMP HTML
3. developers.facebook.com
   FB Instant Articles

Backlinks Tools

1. Ahrefs.com
   An All-in-one SEO toolset, with free Learning materials and a passionate Community & support.
2. Majestic.com 1
   Maps the web to bring you the Link Intelligence data that you need to dominate your market.
3. MOZ Link Explorer
   The world’s backlink checker with over 40 trillion links.
4. Monitor Backlinks
   The easiest way to check your bad links and your competitor’s good links.
5. OpenLinkProfiler
   Get an in-depth analysis of the freshest live backlinks.
6. Link Detox
   Recover and protect your site from Google Penguin and Manual Actions.
7. Urlprofiler
   A powerful tool for SEOs to quickly audit links.

Competitor Analysis

1. Analyze ID 1
   Find other websites owned by the same person. Uses Adsense, Google Analytics & more as digital finger prints to track the same owner.
2. Serpstat
   All-in-One SEO platform for professionals.
3. Buzzsumo
   Competitor Analysis|Content Marketing.
4. Semrush
   Сompetitive Research and Business Intelligence Software.
5. Similarweb
   Get insights for any website or app.
6. Spyonweb
   We take the information from public sources, then structure it for your quick and convenient search for the websites that probably belong to the same owner.
7. Quantcast
   Understand your audience Find your next customer.
8. Moz Pro Keyword Explorer and SERP Analysis Tool
   Easy Keyword Research with Accurate Results in Less Time.
9. Guide: The Illustrated SEO Competitive Analysis Workflow 1
10. Bruce Clay’s Search Engine Optimization SEO Tutorial

Content Marketing

1. Contently 1
   Content marketing platform
2. Newscred
   Easily manage content creation, distribution, and measurement – across channels, teams, and global markets – all on a single platform.
3. Kapost
   B2B Content Marketing Platform
4. Snapapp
   Interactive Content Made Easy
5. Scripted
   Scripted has thousands of expert writers ready to supercharge your inbound traffic with outstanding blogs, stellar white papers, and more.
6. Percolate
   Percolate powers successful multi-channel marketing. From simplifying content creation to measuring campaign impact, Percolate helps you work smarter and faster at every step of your marketing.
7. Visual.ly
   Create stunning inforgraphics and data visualizations
8. Skyword
   Thousands of skilled and influential writers, designers, and videographers to help you tell your story.
9. Textbroker
   Article and content writing service
10. Shareist
    Shareist: Schedule, Repeat, and Recycle Your Social Media Posts
11. Wordcounter
    Word count and a character count tool.

SEO Crawlers

1. Screaming Frog SEO Spider Tool
   The SEO Spider is a desktop program you can install locally on PC, Mac or Linux which crawls websites’ links, images, CSS, script and apps to evaluate onsite SEO
2. Deepcrawl
   DeepCrawl is the world’s most comprehensive website crawler. Analyse your website architecture to understand and monitor technical issues to improve SEO performance
3. Botify
   Botify gathers SEO data from across the entire ranking process of your pages including Crawlability, Indexing, Content Quality, User Behavior, and Organic Visits and delivers deep insights to help you improve the impact of your SEO efforts
4. Beamusup
   Desktop SEO Crawler for OSX, Linux, Windows

Keywords

1. Moz Pro Keyword Explorer 1
   One tool to discover and prioritize the best keywords to target
2. Kwfinder
   Find long tail keywords with low SEO competition
3. Ahrefs Keywords Explorer 2.0
   Get thousands of relevant keyword ideas with accurate search volume, keyword difficulty score and advanced metrics like Clicks, Return rate and Parent topic.
4. Keywordtool.io
   Keyword Tool Helps You Find The Keywords That People Are Typing Into Google Search Box
5. Ubersuggest
   Quickly find new keywords not available in the Google Keyword Planner
6. Wordstream Keyword Tools
   WordStream’s free keyword tools are an integrated, actionable suite designed to help search marketers with keyword suggestion, keyword grouping, keyword analysis, long-tail keyword research and negative keyword discovery
7. Wordtracker
   Reveal 1000’s of longtail keywords
8. Keywordjudge.com
   Online keyword research tool that lets you choose your own metrics to determine keyword difficulty.
9. Storybase
   Keyword variations and volumes together
10. Keyword Revealer
    The Ultimate Keyword Research Tool. Pioneer of the keyword research tool sector.

Local SEO Tools

1. MOZ Local
   Moz Local ensures that your local business listings are correct, consistent, and visible across the web.
2. JSON-LD Schema Generator For SEO
   One of the easiest ways to add Schema’s structured markup to a page is to use JSON-LD. With this tool you can quickly generate the correct JSON-LD for any page on your site.
3. Localseochecklist
4. Synup.com
   See How Your Business Is Doing on the most important local directories, search engines and review sites.
5. Mypresences.com
   Advanced tool to help businesses discover and create presences on 1000+ online services and apps.
6. Google My Business
   Get your business hours, phone number, and directions on Google Search and Maps

Official Webmaster Tools

1. Google Webmaster Tools, 1
   Official Webmaster Tools
2. Bing Webmaster Tools
3. Yandex Webmaster Tools
4. Baidu Webmaster Tools
   Baidu is a leading search engine in China with more than 75% of market share.

SEO Audit

1. Visual SEO Studio
   Technical SEO Auditing, at a glance.
2. Webbee SEO Spider Tool 1
   Web auditor that crawls and audits your website with respect to major search engine’s guidelines. It gathers meta data, keywords, schema, headings and internal links from HTML and organize them in tabular form for user ease.
3. Audisto.com
   Crawler with advanced analytics that measures the structure, performance and implementation quality of your website.
4. Seocrawler.co
   Analyze page speed, find & remove duplicate title & meta tags, identify duplicate content, check broken links and other valuable on-page data.
5. Siteliner.com 1
   Find duplicate content, broken links, and more.
6. Oncrawl.com
   Web Crawler and Log Analyzer for Enterprise SEO Audits and Daily Monitoring
7. SEOmator
   In-depth SEO Analysis and SEO Audit Automation Tool for website optimization professionals and agencies

On-Page SEO Graders

1. Woorank
   Instant Website Review
2. Seositecheckup.com
   User-friendly analysis and monitoring of your site’s SEO
3. HubSpot Website Grader
4. Seoptimer.com
   Quick And Simple SEO Audit Of Any Web Page
5. Site-analyzer.com
   Website review and SEO tools to help you Make the Web better.
6. Quicksprout Website Grader
   Easiest way for you to know what is happening on your website and how to improve your website to grow your traffic.
7. Nibbler

Online Marketing Platforms

1. Webceo
   A Powerful Internet Marketing Platform for SEO/SMM jobs and Branded Reports.
2. Mondovo 1
   All the SEO & Social Media Tools you need in one place
3. Raventools
   SEO Analysis & Online Marketing Platform
4. Lipperhey
   Analyze your website on technical, seo content and popularity aspects
5. Agencyanalytics.com
   All-In-One Reporting Platform for Agencies
6. Positionly.com
   Inbound Marketing Platform
7. Hubspot,
   Online Marketing Platforms
8. SEO PowerSuite
   SEO PowerSuite covers every step of an SEO campaign of any caliber, from rankings to on-page to backlinks.
9. Searchmetrics
   Enterprise SEO and content marketing platform
10. Brightedge
    Enterprise Content Performance and SEO Platform
11. Conductor.com
    Content & SEO technology Platform
12. Linkdex
    Data-driven SEO, Content Marketing and Outreach Strategies
13. Sistrix.com
    SISTRIX Toolbox is the premier All-in-one tool used by SEO professionals.

Outreach Tools

1. Ninjaoutreach
   All purpose influencer marketing tool
2. Buzzstream
   Research influencers, manage your relationships, and conduct outreach that’s personalized and efficient.
3. Pitchbox
   Influencer Outreach & Content Marketing Platform
4. Onalytica.com 1
   Find Influencers With Your Content
5. Mailshake
   A simple solution for cold emails
6. Inkybee
   Smart blogger outreach
7. Grouphigh.com
   Find the best bloggers and influencers, manage your relationships, and measure the value of your content.
8. Famebit
   Influencer Marketing Platform For Branded Content
9. Scrunch.com
   Influencer directory
10. Ontolo.com
    Simultaneously prospect from more than 80 sources.

Page Speed

1. Webpagetest.org
   Test a website’s performance
2. Google Page Speed Insights
   Make your web pages fast on all devices.
3. Pingdom Tools
   Test the load time of that page, analyze it and find bottlenecks.
4. Gtmetrix
   Analyze your site’s speed and make it faster.
5. Loadimpact.com
   Performance testing platform for developers.
6. Ping Test from Multiple Locations
7. Imgix Page Weight Tool
   Find out if images are slowing down your web pages. Learn how to take steps to optimize them better.

PPC Tools

1. Google Adwords
   Be seen by customers at the very moment that they’re searching on Google for the things you offer.
2. Facebook Ads
   Facebook ads help people discover your business.
3. Twitter Ads
   Get your messages in front of people not yet following you by promoting your Tweets
4. Reddit Ads
   Promote on reddit and reach more than 234 million engaged and passionate users through a flexible programmatic platform.
5. Outbrain
   Reach an engaged audience through flexible, pay-per-click model and grow traffic to your articles, blog, and your mobile-optimized or video content.
6. Syndicateads.net
   Advertising through storytelling
7. Adespresso.com
   Optimize your Facebook Ads
8. Linkedin Ads
   Reach your ideal customers on the world’s largest professional network
9. Moat.com
   Real-time Attention Analytics
10. Taboola
    Reach potential customers across the world’s most popular websites.
11. Adbeat.com
    Instantly uncover any advertiser’s online strategy.
12. Perfectaudience.com
    Bring all your retargeting together into one powerful dashboard.
13. Adroll.com
    The retargeting and prospecting platform
14. Automate your Google AdWords Shopping campaigns
15. Adnabu.com
    Creates profitable AdWords campaigns automatically for you with all best practices.
16. Hull.io
    Audience and segmentation management across all your ads, emails, CRM, tools, and databases

Reporting Tools

1. Reportgarden.com
   Multi-Channel Reporting Platform for Agencies
2. Adalyz.com
   Unified Ad Analytics & Reporting
3. Supermetrics.com
   Turns Google Drive into a full-blown business reporting system for web analytics, social media and online marketing
4. Adstage.io
   Cross-Network Reporting & Automation
5. Wordsapi.com
   An API for the English language.

Rank Tracking

1. Topvisor.com
   Research keywords, track rankings, crawl and analyze your websites
2. Accuranker
   The world’s fastest keyword rank tracker
3. Getstat.com
   Limitless rank tracking and SERP analytics for Experts
4. Serplab
   Free Google SERP Checker
5. Serposcope
   Free and open-source rank tracker to monitor websites ranking in Google
6. Siteoscope.com
   Keyword rank checker monitors your website’s positions daily and reports any changes that matter
7. Ranktrackr.com
   Track rankings with precise accuracy in an area of your choice.
8. Authoritylabs.com
   Accurate and reliable search engine ranking data and keyword insights.
9. Moz Pro Rank Tracker
   Search Engine Rank Tracking Solution
10. Nightwatch.io
    Cloud-based search tracker and analytics platform of a new generation.
11. Headreach.com
    The fastest way to find targeted leads with real emails and social profiles
12. Serpbook.com
    Accurate Rank Tracking Made Easy.

Rich Snippets

1. Google Structured Data Testing Tool
2. Introduction to Structured Data Types
   This reference section contains all the data types and their properties you’ll need in order to mark up your content for inclusion in rich Search results from Google.
3. Guide: 17 Advanced Methods for Promoting Your New Piece of Content
   Often overlooked area of content marketing is content promotion.
4. Guide: What I Learned from Receiving 3,751 PR Pitches? by Sujan Patel
   Outreach Tools.
5. Followerwonk
   Twitter Analytics: Find, Analyze, and Optimize for Social Growth.
6. Redditlist.com
   Your best source for stats on the most popular Reddit subreddits.

SERP Analysis Tools

1. MozCast
   MozCast is a weather report showing turbulence in the Google algorithm
2. Serpmetrics US SERP Fluctuation 1
3. Algoroo.com
   Google algorithm tracking tool
4. Searchmetrics Winners & Loosers
   SEO Visibility of the weekly winner and loser Domains.
5. Rank Risk Index Google SERP Fluctuations
   Rank Risk Index measures SERP fluctuations for 10,000+ domains and keywords
6. AccuRanker’s ‘Grump’ Rating
   Highlights unrest in Google’s algorithm.
7. Advancedwebranking.com Google Algorithm Changes
   The Google Algorithm Changes tool shows fluctuations in the Google search results.
8. Serp.watch
   Daily serp monitoring.
9. Serpwoo.com
   Monitor ALL Top 100 Results For Your Keywords.

Social Media

1. ContentStudio.io
   Content discovery, media monitoring and social media management platform for agencies.
2. Buffer.com
   Social media management for marketers and agencies
3. Amplifr.com
   Scheduling, publishing and analytics on social media
4. Hootsuite
   Manage all your social media marketing in one place
5. Sproutsocial 1
   Social Media Management Made Easy
6. Socialhub.io 1
   Social Media Management Platform
7. Klear.com
   Social intelligence platform that helps brands do smarter marketing
8. Oktopost.com
   Easily manage, measure and amplify all of your social media marketing
9. Postcron.com 1
   Auto post on Facebook Pages, Facebook Groups, Facebook Events and Profiles, Twitter accounts, LinkedIn Company Pages and Profiles, Google Plus, Pinterest & Instagram, all from one place
10. Rafflecopter
    Helps to launch and manage a giveaway for any brand, on any website.
11. Pablo by Buffer
    Create beautiful images easily to make your posts pop
12. Quuu.co
    Hand-curated content suggestions for social media
13. Kuku.io
    Analyze your content and dependencies between social media metrics with social media analytics tools
14. Socialstatus.io
    Automate your social media reporting
15. Peakfeed.com
    PeakFeed puts key stats from all your social media profiles into one simple report, automatically delivered to your email inbox every week.
16. Repuso.com
    Collect social proof reviews, showcase on your website.
17. Drumup.io
    DrumUp discovers and helps you share great content to your social media accounts so you can start meaningful conversations with your followers.
18. Unmetric.com
    Discover branded content on any topic
19. Coschedule.com
    Organize your entire content marketing strategy in one place.
20. Swat.io
    The Enterprise & Agency Solution for Content Planning, Community Management and Social Customer Service.
21. peakfeed.com
    Hemlock automatically aggregates all the stuff your competitors do online and lets you analyze and explore it through a simple, calendar interface.

Visitor Analytics

1. Google Analytics
   Google Analytics Solutions helps you turn customer insights into real gains.
2. Mixpanel
   Deeply understand every user’s journey with instant insights for everyone on mobile and web.
3. Heapanalytics
   Heap automatically captures every user action in your web app and lets you analyze it all retroactively.
4. Hotjar
   Easy way to truly understand your web and mobile site visitors.
5. Referrer Spam Remover
   Make your Google Analytics data more accurate and reliable by removing referrer spam.
6. Google Analytics Configuration Guide
   Easily setup and configure Google Universal Analytics Events and Campaign Variable tracking.
7. Piwik
   Open-source analytics platform that gives you more than just powerful analytics
8. Kissmetrics
   Behavior analytics for driving growth
9. Crazyegg
   How users click and scroll through your website
10. Segment.com
    Collect all of your customer data and send it anywhere.
11. Intercom Customer Intelligence
    The Intercom Platform shows you who your customers are and what they do in your web app.
12. Postreach.co
    Simple, actionable analytics for content marketers & bloggers
13. Uprise.io
    Informed Content Marketing

WordPress SEO

1. Yoast SEO
   Improve your WordPress SEO: Write better content and have a fully optimized WordPress site
2. All in One SEO Pack
   Optimizes your WordPress blog for SEO
3. Rank Math SEO 1
   SEO plugin for WordPress to increase your SEO traffic.
4. The definitive guide to higher rankings for WordPress sites
   Guide by Joost de Valk(creator of Yoast SEO Plugin)
5. The Beginner’s Guide to WordPress SEO
   Guide by Aaron Gray

PBN Domains

1. Expireddomains.net
   Deleted Domains or Dropped Domains are available for registration and can be picked up.
2. Domcop.com
   Buy Expired Domains With Great Metrics
3. Premiumdrops.com
   Analyze millions of active, auction, pre-release, expiring and expired domain names every day and make available domain information that helps find domains worth acquiring.
4. Domains-index.com
   Building web scraper or doing marketing research you face a problem of obtaining domain lists for crawling. We collected and update them regularly for one of our projects and are happy to share. gTLD, ccTLD, and newgTLDs, everything in one place.