Best Free Generative Engine Optimization (GEO) Tools

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Compare the Top Free Generative Engine Optimization (GEO) Tools as of July 2025

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What are Free Generative Engine Optimization (GEO) Tools?

Generative Engine Optimization (GEO) tools, also known as LLM SEO tools or AI brand monitoring tools, are designed to improve content visibility and performance specifically for AI-driven generative engines. These tools help creators structure content that AI models like ChatGPT, Gemini, Microsoft Copilot, Google AI Overviews, Claude, Grok, and Perplexity can easily interpret, focusing on clear language, well-organized data, and credible sources. By enhancing content readability and optimizing for AI preferences, GEO tools allow businesses to reach their audience through AI-generated summaries and responses. GEO tools emphasize using headings, concise paragraphs, and authoritative content to align with AI engines’ synthesis needs. Ultimately, they help businesses increase their content’s discoverability, making it more likely to appear in AI-powered search results and interactions. Compare and read user reviews of the best Free Generative Engine Optimization (GEO) tools currently available using the table below. This list is updated regularly.

  • 1
    Semrush

    Semrush

    Semrush

    Semrush is an online visibility management and content marketing SaaS platform that ensures businesses get measurable results from online marketing. Our software helps companies of all sizes and industries to optimize their visibility across key channels and create engaging content for their users. Our data enables discovery of great growth opportunities, while workflow and tracking solutions help users run experiments continuously and more accurately measure results. Unveil your competitors’ marketing strategy and tactics. Analyze traffic of any website. Unveil competitor promotion strategies. Get ideas for growing your market share. Discover keyword & backlink gap. Discover how to reach more prospects while spending less. Find the best keywords for every PPC campaign. Monitor your competitor’s ad copies and landing pages. Optimize your Advertising spend (at a local level). Analyze Google Shopping ad campaigns.
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    5,691 Ratings
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  • 2
    Rankscale

    Rankscale

    Rankscale.ai

    Rankscale.ai is the next generation platform for Generative Engine Optimization (GEO)—built to help brands, SaaS products, and digital businesses dominate visibility in AI-driven search engines like ChatGPT, AI Overviews (Google SGE), Perplexity, Claude, Mistral, and DeepSeek. Unlike legacy SEO tools stuck in the past, Rankscale is engineered for the AI-first web. It offers daily tracking of your AI search footprint, deep citation analysis (currently across ChatGPT, Perplexity, and AI Overviews), and powerful filtering, searching, and categorization of citations—so you can quickly see who’s mentioning you, where, and why.
    4 Ratings
    Starting Price: $20/month
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  • 3
    Sellm

    Sellm

    Sellm

    Sellm is the ultimate brand tracking tool for marketing teams who want complete control over their online presence. Sellm tracks and analyzes brand mentions in multiple LLM platforms, as ChatGPT, Gemini and Perplexity offering key insights for your strategy. Thanks to advanced LLM brand mention monitoring software, Sellm helps you spot opportunities, manage reputation, and stay ahead of competitors. With Sellm, your brand receives clear reports on mentions, keywords, and competitor activity. Optimize your brand visibility on LLMs and protect your brand with Sellm, the benchmark in llm brand tracking tools.
    1 Rating
    Starting Price: $29/month
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  • 4
    Mangools

    Mangools

    Mangools

    Mangools is a package of super-user friendly SEO tools to cover everything from keyword research, rank tracking to competitor analysis & backlink analysis. 1. KWFinder is one of the most popular keyword tools with accurate keyword difficulty, precise local SEO data and search engine results for more than 50k locations. 2. SERPChecker shows you search results for more than 50k locations with SERP features, their impact on the organic search results and 45 SEO metrics. 3. SERPWatcher is a rank tracker to track both mobile/desktop ranks. It comes with aggregate metrics, daily updated ranks and charts to quickly see the overall ranking progress. 4. LinkMiner lets you find the most powerful backlinks of your competitors with a preview of anchor texts on the referring website. 5. SiteProfiler is an SEO analysis tool with all the essential SEO metrics & insights under one roof. 6. Mangools AI Search Grader is a free GEO (Generative Engine Optimization) tool
    Starting Price: $29.90 per month
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  • 5
    Hall

    Hall

    Hall

    Hall helps you understand and measure how your business and website appears in the millions of questions people are asking AI. Hall monitors and tracks real questions across conversational AI platforms like ChatGPT, Gemini, Google AI Overviews, Microsoft Copilot, Perplexity, Claude, and more. With Hall, you can monitor how your brand and company appears in AI conversations, see the conversations where your website is referenced and cited, and observe how autonomous AI agents are using your website.
    Starting Price: $199/month
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  • 6
    HubSpot AI Search Grader
    HubSpot's AI Search Grader is a free tool designed to help brands understand and enhance their presence in AI-powered search engines. By analyzing how your brand appears in AI search results, the tool provides insights into brand sentiment and share of voice, offering a comprehensive score that reflects overall performance. This analysis enables marketers, SEO experts, entrepreneurs, and blog administrators to identify areas for improvement, optimize strategies, and increase brand visibility, traffic, awareness, and sales. Currently, AI Search Grader evaluates results from GPT-4o, with plans to incorporate more AI search engines in the future. The tool is free to use and can be applied to assess your own brand or others within your industry to gauge performance and visibility. As more people move to AI search engines like ChatGPT and Perplexity for answers to their queries, brands will need to think beyond traditional search methods.
    Starting Price: Free
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  • 7
    Geordy

    Geordy

    Geordy

    ​Geordy is an AI-powered platform that transforms any URL into GEO (Generative Engine Optimization) ready content, fast, simple, and automated. It optimizes websites using AI technologies, enabling seamless integration with tools like ChatGPT, Perplexity, and Gemini. Geordy supports various formats, including Markdown, YAML, llms.txt, and schema.org, facilitating enhanced content structuring and discoverability. By automating the optimization process, Geordy streamlines the enhancement of web content for better performance and accessibility.
    Starting Price: Free
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  • 8
    Kai

    Kai

    Kai Footprint

    Kai is a platform designed to help businesses improve their visibility across AI-driven search engines like ChatGPT. With its advanced AI brand analytics, Kai tracks brand mentions, keywords, and competitor performance, enabling companies to increase their presence in AI-generated responses. It offers insights into AI search performance, helping businesses adjust their marketing strategies and climb the rankings. With features like real-time reporting, competitor monitoring, and actionable recommendations, Kai ensures your brand is seen by the right audience in AI-powered conversations.
    Starting Price: $99/month
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  • 9
    Knowatoa

    Knowatoa

    Knowatoa

    ​Knowatoa is an AI brand monitoring platform designed to help businesses understand and optimize their presence across AI-driven search services like ChatGPT, Claude, Perplexity, and Google's AI Overviews. It enables users to discover how their site ranks in AI search, ensuring that AI services correctly describe their company's products and services, consider the company positively, and rank it higher than competitors. It tracks the types of searches traditionally done against search engines and applies them to AI models, offering cross-AI model tracking without the need for users to monitor each individually. Knowatoa compares model results to a company's products and services to ensure AI models provide the best results for the business. It also allows users to list and track competitors to see how they are performing against their own AI rankings. By identifying and correcting common mistakes, such as blocking AI data collection bots, denying third-party sources, etc.
    Starting Price: $39 per month
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  • 10
    LLMrefs

    LLMrefs

    LLMrefs

    LLMrefs is an AI SEO platform designed to enhance brand visibility within AI-driven search engines such as ChatGPT, Claude, Gemini, Perplexity, and Grok. It enables users to monitor how their brand is represented across these platforms, providing insights into keyword rankings and the sources AI tools reference when discussing their brand. By analyzing mentions and comparing visibility scores with competitors, LLMrefs assists users in optimizing their content for better alignment with AI search behaviors. It offers a user-friendly interface, allowing sign-ups via email, Google, or Microsoft accounts, and does not require a credit card to get started. It is trusted by SEO professionals, founders, and industry leaders seeking to adapt to the evolving landscape of AI-powered search.
    Starting Price: $79 per month
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  • 11
    LLMO Metrics

    LLMO Metrics

    LLMO Metrics

    LLMO Metrics is a platform designed to track, analyze, and optimize your brand's presence in AI-generated responses across platforms like ChatGPT, Gemini, Copilot, AI Overviews, DeepSeek, Claude, and Perplexity. Recognizing that AI is becoming the new search engine, LLMO Metrics helps businesses ensure they are mentioned accurately and favorably in AI-driven queries. It offers features such as Generative Engine Optimization, which allows users to see where their brand ranks for key queries compared to competitors, with historical tracking. It also provides Answer Correction & Validation to ensure AIs provide accurate responses about your business by tracking deviations from the ground truth answers you provide. Additionally, LLMO Metrics enables monitoring of how AIs rank your brand and competitors, offering insights into which web pages are used as sources for AI responses.
    Starting Price: €80 per month
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  • 12
    Waikay

    Waikay

    InLinks Optimization LTD

    Waikay is a platform built to uncover exactly what major AI models know (and get wrong) about your brand. It constructs a personalized knowledge graph using your website, then tests AI understanding across core topics, scoring brand visibility per model and benchmarking it against competitors. Waikay flags hallucinations and factual errors, verifies claims, and surfaces actionable insights, backed by model‑specific analysis and content recommendations. Waikay empowers SEOs, PR teams, marketers, and analysts to shape and protect their brand narrative in AI-driven search.
    Starting Price: $19.95/month
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  • 13
    AI Visibility

    AI Visibility

    AI Visibility

    AI Visibility is a platform designed to enhance how brands appear across various AI platforms. It offers advanced optimization tools to ensure brands stand out in the age of artificial intelligence, delivering measurable improvements in AI-driven brand perception. The platform provides real-time brand visibility tracking, measures AI presence effectiveness, and offers AI-driven visibility improvements. Trusted by over 500 brands, AI Visibility has monitored more than 1 million AI interactions, achieving an average visibility improvement of 40%.
    Starting Price: $19/month
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  • 14
    KNWN

    KNWN

    KNWN

    KNWN helps businesses understand how visible their brand is to AI tools like ChatGPT, Perplexity, Gemini, and Claude. It scans your website and shows you whether AI models can access, interpret, and recommend your content to users. You’ll get an AI Visibility Score, Audience Fit Score, and real-time analytics showing how often AI agents mention your site. If there are gaps, missing pages, unclear content, or poor structure. KNWN tells you what to fix and how. For Pro users, it also generates AI-optimized content and recommends actions to improve AI discoverability. It's ideal for founders, marketers, and agencies who care about SEO but want to go one step further: making sure their brand exists in AI conversations.
    Starting Price: $20/month
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  • 15
    Geneo

    Geneo

    Geneo

    Geneo is a platform designed to help businesses optimize their content for AI-driven search engines like ChatGPT, Perplexity, and Google AI Overview through Generative Engine Optimization (GEO) and Answer Engine Optimization (AEO). It offers real-time multi-platform monitoring of brand visibility, competitor analysis, trend insights, and performance metrics. The platform features AI-powered sentiment analysis to track brand reputation and identify positive or negative mentions across AI search results. Users can access complete query history tracking, including raw AI responses and performance comparisons over time. Geneo supports flexible workspace management for multi-brand monitoring with customizable permissions. With a free trial and scalable pricing plans, Geneo helps businesses stay ahead in AI search rankings and drive qualified traffic.
    Starting Price: $39.90/month
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