Free AI Tools For SEO

published on 19 April 2025

SEO can be expensive, but these 10 free AI-powered tools can help you improve your website’s rankings without spending a dime. From keyword research to content optimization, these tools offer features to boost your SEO game.

What These Tools Can Do:

  • Content Creation: Write SEO-friendly content for better rankings.
  • Keyword Research: Find high-potential search terms.
  • Site Audits: Identify and fix technical SEO issues.
  • Competitor Analysis: Learn from competitors’ strategies.
  • Backlink Insights: Analyze your link profile and improve authority.

Top Tools Include:

  1. Google Keyword Planner: Find keyword ideas and search trends.
  2. AnswerThePublic: Discover commonly searched questions.
  3. Ubersuggest: Analyze competitors and get keyword data.
  4. Yoast SEO Free: Optimize WordPress content in real-time.
  5. Moz Link Explorer: Check backlinks and domain authority.
  6. SEMrush Free Tools: Track rankings, audit sites, and research keywords.
  7. Rank Math Free Plugin: AI-powered on-page SEO for WordPress.
  8. Screaming Frog SEO Spider: Audit up to 500 URLs for technical issues.
  9. CanIRank Free Plan: AI-driven keyword and ranking recommendations.
  10. AI Apps: Tools for content creation, backlink analysis, and more.

Quick Comparison

Tool Key Features Best For Limitations
Google Keyword Planner Keyword ideas, search trends Beginners Requires a Google Ads account
AnswerThePublic Question-based keyword research Content strategy Limited free searches
Ubersuggest Competitor analysis, site audits Comprehensive SEO insights Limited data in free version
Yoast SEO Free On-page optimization for WordPress WordPress users Works only on WordPress
Moz Link Explorer Backlink analysis, domain metrics Link building Limited backlink data in free plan
SEMrush Free Tools Keyword research, site audits Multi-purpose SEO tasks Limited daily usage
Rank Math Free Plugin AI-powered SEO for WordPress WordPress content creators Requires WordPress
Screaming Frog SEO Spider Technical site audits Technical SEO Crawls up to 500 URLs for free
CanIRank Free Plan Keyword ROI, rank tracking Ranking potential analysis Limited features in free plan
AI Apps Content and backlink tools Content optimization Basic features only

These tools are easy to use and integrate with platforms like WordPress, Google Search Console, and Shopify. Start using them today to enhance your SEO strategy and improve your site’s performance.

10 Amazing FREE AI Tools for SEO and Content Creation

What Free AI SEO Tools Can Do

These tools simplify keyword discovery and performance tracking, offering advanced SEO capabilities without the price tag.

Platform Compatibility

Many of these tools work directly in your browser and can integrate with platforms like WordPress, Google Search Console, Shopify, and even browser extensions.

How You Can Use Them

Free AI SEO tools can help you:

  • Generate multiple versions of meta titles and descriptions
  • Build content maps centered on key topics
  • Use chatbots to improve user engagement
  • Conduct basic technical SEO checks
  • Analyze competitor strategies to uncover new opportunities

They cover essentials like keyword research, grouping related terms, and running technical site audits. These features lay the groundwork for our list of the top 10 free AI SEO tools.

Up next, we’ll explore the standout features of each tool. Let’s dive into what makes these free tools worth your time.

1. Google Keyword Planner

Google Keyword Planner

Google Keyword Planner uses Google's search data to provide insights into average monthly search volumes and potential new keyword ideas. It's a free tool designed to help create keyword lists and estimate ad bids.

Key features include:

  • Generating keyword ideas tailored to your niche
  • Viewing average monthly search volumes
  • Analyzing seasonal search trends

To get started, log in at ads.google.com, choose Expert Mode, skip the campaign setup, and begin exploring keywords without running ads.

You can filter results by competition level, impressions, and categories. The tool updates forecasts daily and accounts for seasonal changes. To make the most of it, prioritize high-quality, relevant keywords over a large list of less targeted ones.

2. AnswerThePublic

AnswerThePublic

AnswerThePublic taps into Google autocomplete data - 3 billion daily searches, with 20% being new queries - to uncover valuable keyword insights. It focuses on questions, prepositions, and visual keyword data to help shape your content strategy.

Key Features

  • Discover keywords based on common questions people ask.
  • Visualize data through interactive wheels for better understanding.
  • Get content suggestions based on prepositions.

Ann Handley highlights the tool's visual wheels as a way to uncover genuine customer questions.

Tips for Best Results

  • Stick to one- or two-word searches for broader insights.
  • Look for less competitive content opportunities.
  • Track search trends over time to adjust your strategy.
  • Use the data to refine your content approach.

Sarah Evans shares how the tool helped her find untapped search topics, leading to increased organic traffic for her clients.

Leverage these insights to craft better content outlines and headlines. Next, we'll dive into Ubersuggest’s free tools.

3. Ubersuggest

Ubersuggest

Ubersuggest takes competitor insights to the next level by offering detailed keyword research and site audits.

This tool reverse-engineers competitor SEO strategies through features like keyword analysis, competitor breakdowns, and technical site audits. As Neil Patel, the founder, puts it:

"Ubersuggest shows you how to win the game of SEO. Just type in a domain or a keyword to get started."

Key Features & Capabilities

  • Provides keyword data, including search volumes, competition levels, and seasonal trends
  • Suggests content ideas based on social shares and backlink metrics
  • Offers insights into competitors’ top-performing pages
  • Includes basic backlink analysis and domain performance reporting
  • Delivers technical SEO site audit reports

Use Cases & Tips

  • Use broad keyword research to find topics with strong potential.
  • Review competitors' top pages to understand their successful content strategies.
  • Leverage backlink data to identify possible link-building opportunities.
  • Focus on long-tail keywords with lower competition for quicker results.
  • Track seasonal trends to time your content for maximum impact.

The free version is a solid option for beginners or teams working with limited budgets.

4. Yoast SEO Free

Yoast SEO

After using Ubersuggest to audit your site, you can enhance your on-page SEO in WordPress. On-page optimization ensures your content ranks well once you've pinpointed target keywords and addressed technical issues.

Yoast SEO Free is a WordPress plugin that simplifies on-page SEO by offering real-time content analysis, keyword optimization tips, and automated technical SEO features. It provides actionable recommendations to improve your search engine rankings and deliver a better user experience.

Key Features & Capabilities

This plugin performs more than 15 checks to evaluate your content's SEO potential. Some standout features include:

  • Real-time analysis for SEO and readability
  • Automatic XML sitemaps and schema integration
  • Focus keyphrase guidance, along with suggestions for internal/external links and image alt text

Expert Insights

Olivia Lyne, an SEO specialist at WordwrightWeb, shares her thoughts:

"Yoast helps you keyword-optimize your content, generate sitemaps, add schema markup, and so much more! SEO is a breeze with Yoast's suggestions and tools."

  • Olivia Lyne, WordwrightWeb

Best Practices

  • Include your focus keyphrase in titles, URLs, meta descriptions, and body text.
  • Use readability prompts to create clear, concise paragraphs.
  • Activate XML sitemaps and schema markup to improve crawlability and boost rich search results.

Moz Link Explorer

Once you've reviewed on-page factors, it's time to dive into your backlinks using Moz Link Explorer. This tool offers insights into your backlink profile and domain metrics, helping you refine your link-building strategy. With a massive database of 44.8 trillion indexed links, it’s a reliable choice for backlink analysis.

Key Features & Tools

The free version of Moz Link Explorer includes several useful tools:

  • Domain Authority: Understand your site's ranking potential.
  • Linking Domains: Count the unique sites linking to your content.
  • Inbound Links: Assess the total number of backlinks to gauge your site's popularity.
  • Ranking Keywords: See which keywords your site ranks for.
  • Link Tracking: Monitor discovered and lost backlinks over a two-month period.
  • Regular Updates: Data refreshes every three days, including details on root domains, subdomains, exact pages, and follow vs. nofollow link distribution.
  • Track Link Quality
    Keep an eye on your Domain Authority and compare it to competitors to measure the success of your link-building efforts.
  • Spot Lost Links
    Use the link tracking feature to identify when backlinks disappear, so you can take action to recover them.
  • Fix Broken Links
    Sort your top pages by status code to find and repair broken links. This helps maintain your site's authority and provides a better user experience.

For ongoing monitoring, make use of Link Tracking Lists to keep tabs on your most valuable backlinks.

Up next, check out SEMrush Free Tools for a more comprehensive set of SEO features.

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6. SEMrush Free Tools

SEMrush

SEMrush offers a suite of free tools that provide insights into keywords, competitors, and content strategies. Over 10 million marketers rely on SEMrush for keyword research, competitor analysis, and improving content performance.

Free SEMrush Features

Here’s what you can access with SEMrush’s free plan:

  • Search Volume Checker: Get average monthly search volumes across 140+ countries.
  • Domain Overview Report: View metrics like authority score, organic keywords, traffic, backlinks, and referring domains.
  • Position Tracking: Track rankings for up to 10 keywords.
  • Site Audit: Crawl and analyze up to 100 URLs.
  • SEO Content Template: Receive writing recommendations tailored for search engine optimization.
  • Daily Limits: Access up to 10 reports per day.

Making the Most of These Tools

  1. Keyword Research
    Use the Search Volume Checker to uncover keywords with monthly search volumes between 1,000 and 10,000. Look for terms with a difficulty score below 60 and clear user intent.
  2. Competitor Analysis
    The Domain Overview report helps you compare your site with competitors by analyzing authority scores, organic keywords, traffic, backlinks, and referring domains.
  3. Content Improvements
    The SEO Content Template offers practical tips, like suggested target keywords and recommended content structures, to help boost your rankings.

Tips for Better Results

  • Track Trends: Use the Trend graph to anticipate shifts in search demand.
  • Find Related Topics: The Keyword Ideas section can help you discover subtopics and long-tail keywords.
  • Study SERPs: Use the SERP Analysis feature to understand what makes top-ranking pages successful.

Up next, learn how the Rank Math Free Plugin can enhance on-page SEO for WordPress sites.

7. Rank Math Free Plugin

Rank Math

After using SEMrush to audit your site, you can implement on-page updates directly in WordPress with a free AI-powered plugin. This makes it easy to carry your optimized keywords and content structures from research all the way to publication.

The Rank Math plugin brings over 40 SEO tools powered by AI right into your WordPress dashboard.

Key Content Optimization Features

  • Content Creation Tools: Generate SEO-friendly titles, meta descriptions, and structured content outlines. You can also craft introductions, conclusions, and even FAQs tailored to your topic. Plus, it helps fix grammar issues and improve readability.
  • Keyword Optimization: Get keyword suggestions, research topics, and create Open Graph meta tags for better visibility.
  • Technical SEO Integration: Includes Google Search Console integration, works with both Gutenberg and Classic Editor, and automates meta tag creation.

Advanced Features

The free version also includes:

  • Access to popular copywriting frameworks like AIDA and PAS, along with AI-powered text improvement tools.
  • Support for various content formats, including blog posts, social media, and videos.
  • An AI command center to address SEO-related questions directly.

For WordPress users, this plugin offers a mix of technical SEO tools and AI-driven content creation, all in one place.

Next up, check out Screaming Frog SEO Spider's free version for detailed technical audits.

8. Screaming Frog SEO Spider (Free Version)

Screaming Frog SEO Spider

Once your on-page SEO is sorted, it's time to dive into technical audits. The free version of Screaming Frog SEO Spider is a great tool for this. It lets you crawl up to 500 URLs and helps uncover issues like broken links, HTTP errors, redirects, missing titles or meta descriptions, pages blocked by robots directives, and duplicate content (detected through MD5 hashes). Plus, it can create a visual sitemap to better understand your site’s structure.

Here’s what it can do:

  • Audit up to 500 URLs for technical issues
  • Analyze metadata like titles and descriptions
  • Spot duplicate content using MD5 hash checks
  • Generate XML sitemaps to aid search engines
  • Visualize your site’s structure and layout
  • Check robots.txt files and meta robots directives
  • Identify and assess redirect chains

"The Screaming Frog SEO Spider is my 'go to' tool for initial SEO audits and quick validations: powerful, flexible and low-cost. I couldn't recommend it more."

9. CanIRank Free Plan

CanIRank

CanIRank's Free Plan uses AI to identify keywords that can bring the most value to your site, focusing on areas where you're already ranking. The best part? It’s completely free.

The tool incorporates a Keyword ROI Score to weigh ranking difficulty against potential value. Plus, its Ranking Probability metric is said to be twice as accurate as typical difficulty tools.

With this plan, you can manage one site and access features like content suggestions and rank tracking. While it doesn’t offer advanced features like multi-country targeting or tools for building authority, the Free Plan still provides useful insights into your site's ranking potential and practical SEO recommendations.

10. AI Apps

AI Apps provides a collection of AI-driven SEO tools designed to simplify keyword research and optimize content. Their product feed optimization claims to increase click-through rates by 15–30%.

Tools for Content Creation and Analysis

  • Content Creation Tools:
    • AI Paragraph Generator: Generates SEO-friendly text tailored to your target keywords.
    • AI Paraphrasing Tool: Updates and reworks existing content.
    • Meta Description Generator: Creates meta descriptions for your web pages.
    • AI Product Description Generator: Develops unique, SEO-focused product descriptions.
  • Analysis Tools:
    • Backlink Checker: Evaluates your backlink profile to determine site authority.
    • Internal Linking Tool: Recommends ways to improve your internal link structure.
    • Google SERP Simulator: Displays how your content will appear in search results.
    • Domain Authority Checker: Measures your site's competitiveness in the market.

AI Apps also includes real-time content analysis, offering features like content scoring compared to top-ranking pages, identifying missing keywords, and one-click keyword optimization.

Best of all, these tools are completely free, making them an affordable choice for improving your SEO strategy.

Tool Features at a Glance

Here’s a quick overview of the main features, usage limits, and platform compatibility of each tool to help you compare them at a glance.

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Summary

AI tools have transformed SEO, offering businesses of all sizes access to high-quality optimization without extra costs. These tools are advancing quickly, improving their ability to analyze search patterns and refine content strategies.

AI Apps makes it easier to find the right tools by offering a directory of over 1,000 free SEO tools, complete with filters for content, keyword, and technical optimization needs.

You can quickly compare these tools to identify the ones that align best with your SEO goals.

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