Website Auditing Tools: Identifying and Fixing SEO Issues in SEM

Website auditing is a critical process for ensuring a website’s optimal performance and functionality. Website auditing tools have become indispensable resources for website owners and digital marketers. These powerful tools enable comprehensive analysis and evaluation of various aspects of a website, including SEO, performance, accessibility, security, and more. In this blog, we will explore the world of website auditing tools, their significance, and the top options available. Whether you want to improve your website’s search engine rankings, enhance user experience, or identify and resolve technical issues, leveraging website auditing tools is essential. So, let’s embark on this journey to discover the best website auditing tools that will empower you to optimize your website, boost its performance, and enhance your online presence.

Best Technical Website Auditing Tools

Google Search Console


With the help of Google Search Console, website owners, web developers, and marketers can effortlessly keep track of their ranking in Google search results.

Features & Benefits:

Google Search Console provides a range of tools and reports to assist users in diagnosing common technical SEO issues. With this console, you can ensure that Google’s web crawlers can access all pages on your site, verify the timely indexing of new pages, and receive alerts for indexing or spam problems detected by Google on your website. In addition to its technical SEO features, the console enables marketers to examine their website’s complete backlink profile and track keyword rankings on the search engine results pages (SERPs). With Google Search Console, you have a comprehensive suite of resources to optimize your website’s performance and monitor its visibility in search results.

Pricing & Acce₹ss:

Google Search Console is a free service! Just visit the link above and follow the instructions to get started.



A performance analysis and reporting tool called GTmetrix notifies you of technical problems on your website that might affect user experience and site speed. Things like website loading times, which may be improved, can favor your search engine rankings as Google places more emphasis on user experience as a ranking factor.

Features & Benefits:

GTmetrix is a powerful tool that captures performance data from your website and analyzes it using the same rules as Google PageSpeed Insights and Yahoo! Y Slow. It provides you with a performance score and an indexed rating relative to other users on the platform, allowing you to objectively measure your page speed and compare it with other websites.

Once you have your performance data, the next step is optimization. GTmetrix helps you visualize the relationship between page load times, total page size, and the total number of requests. This enables you to develop the best strategy for enhancing user experience and climbing in the search engine results pages (SERPs).

With GTmetrix, you can measure and improve your website’s performance, ensuring faster page load times, reducing page size, and optimizing the number of requests. By implementing these optimizations, you can enhance user experience for your visitors and boost your rankings in the SERPs.

Pricing & Access:

A robust free version of this tool lets users monitor up to three URLs with limited access to report filters and additional features. Paid packages start at $14.95/month and include priority access to the analysis server, remote & hourly monitoring, video capture, and more diagnostic features.

Screaming Frog


Screaming Frog is a market leader in technical SEO auditing with clients like Google, Apple, Amazon, and Disney. A website crawler developed by the firm, the SEO Spider tool quickly analyses websites of any size and provides users with technical SEO recommendations.

Features & Benefits:

Regarding technical SEO auditing, SEO Spider is an exceptional tool that can handle many tasks. It’s almost easier to ask, “What can’t it do?” This powerful tool allows you to identify broken links on your website, locate pages with poorly optimized or missing metadata, generate accurate XML sitemaps for faster indexing, diagnose and fix broken redirect chains, discover duplicate pages, and more.

Pricing & Access:

The free version of SEO Spider allows users to crawl up to 500 URLs and helps diagnose the most common technical SEO issues. The paid version is available for £149/year and offers unlimited URL crawling with additional features like scheduled crawls and integrations with Google Analytics, Search Console, PageSpeed Insights, and more.

Page Modified


An in-browser crawling tool called Page Modified collects technical SEO data from your website and displays it in a tidy spreadsheet with insights and optimization advice.

Features & Benefits:

Page Modified is a remarkable tool that operates directly within your browser, providing the necessary backend computing resources to scrape your site effectively. This powerful crawler is designed to detect a wide range of technical issues, including broken redirects, problems with internal linking, canonical errors, duplicate content, and XML sitemap issues. However, its capabilities extend beyond technical aspects and prove invaluable in diagnosing on-page SEO issues. From identifying empty title tags and pages lacking an H1 header to pinpointing missing or poorly optimized meta descriptions, Page Modified offers comprehensive insights for optimizing your website’s on-page SEO.

With Page Modified, you have a versatile tool that helps you identify and address both technical and on-page SEO issues, allowing you to enhance your website’s overall performance and visibility.

Pricing & Access:

There’s a free version available with limited features and paid subscription options starting at just $5/month.



One of the most potent technical SEO audit tools on the market is SEOmator. Regarding technical, on-page, and off-page SEO auditing, most digital marketing professionals utilize up to four separate marketing tools. However, SEOmator promises to give all three types of audits in a single platform.

Features & Benefits:

On its website, SEOmator posts a comprehensive list of all the flaws its web-based program can identify. The list is broken down into ten sections that include technical, on-page, and off-page SEO components:

Crawler Report:

Detects technical issues like broken links and redirects chains

Structured Data:

Checks for missing structured data

HTML Tags:

Checks that HTML metatags are present and optimized for website content

Page Speed:

Checks page load speed, a known Google ranking factor connected to user experience

Internal Links:

Audits the number, function, and anchor text of links on your website

Content Quality:

Audits content value and accessibility


Checks whether a page has enough backlinks

Social Media:

Looks at social media mentions and integration on each page

Multilingual Support:

Audits language codes and accessibility for users that speak other languages

Mobile Usability:

Audits for mobile-responsive layout

This combination of technical, on-page, and off-page auditing makes SEOmator a great option for digital marketers who need to audit every part of their SEO—not just the technical aspect.

Pricing & Access:

SEOmator’s small business subscription plan starts at $19/month, but there’s also a pay-as-you-go model where you can pay $5 for a complete audit whenever you’d like. For agencies, a paid subscription to SEOmator will allow you to host their unlimited free SEO audit tool on your website.

SEMrush Site Audit


SEMrush, one of the most dependable and powerful all-in-one search engine marketing platforms, offers an impressive range of features, including a comprehensive site audit tool. This tool enables users to identify and address over 130 technical and on-page SEO errors, making it an invaluable resource for technical SEO auditing. With SEMrush, you can access a robust platform that provides comprehensive insights and tools to optimize your website’s technical SEO performance.

Features & Benefits:

SEMrush, like SEOmator, provides comprehensive coverage of technical SEO performance concerns during website audits. However, SEMrush sets itself apart by robust dashboarding and reporting capabilities. These custom reports cover various aspects of technical SEO, including crawl ability, site performance, and international SEO. SEMrush empowers users to delve deeper into specific technical SEO areas and gain targeted insights.

Moreover, SEMrush’s tool highlights the top technical issues that significantly impact performance. This feature makes it convenient for digital marketers to prioritize their optimization workflow and promptly address the most critical issues.

With SEMrush, you have a tool that covers a wide range of technical SEO concerns and a platform that empowers you with customizable reporting options and insightful dashboards. This combination enables digital marketers to comprehensively understand their website’s technical performance and streamline their optimization efforts effectively.

Pricing & Access:

SEMrush lets you audit 100 pages of your website for free and includes all the main reports and features to fully examine the platform before purchasing. After that, the basic subscription starts at $99.95 per month. SEMrush is an all-in-one tool for marketers, so despite the hefty price tag, a lot of additional value goes beyond technical SEO auditing.

Google PageSpeed Insights


A technical SEO audit tool, Google PageSpeed Insights, focuses on improving page speed. Enter a URL, and Google PageSpeed Insights will analyze the content and provide useful suggestions for accelerating page load time.

Features & Benefits:

Page loading speed has emerged as a crucial technical SEO factor for search engines to determine rankings in the SERPs. When web pages take significant time to load, visitors are often unwilling to wait and are more likely to abandon the page without engaging. This results in poor conversion performance, a higher bounce rate, and an unsatisfactory customer experience.

One of the standout features of this tool is its ability to measure page speed using field data captured whenever someone visits your website using Google Chrome. By utilizing real user experiences on genuine devices, field data provides a more accurate and insightful perspective on how your optimizations impact actual performance.

With this tool, you can effectively address page loading speed concerns, optimize your website’s performance, and ensure a seamless user experience. By prioritizing speed enhancements, you can improve conversion rates, reduce bounce rates, and deliver a more satisfying browsing experience for your customers.

Pricing & Access:

Google PageSpeed Insights is free to access and use for everyone.

Ahrefs Site Audit Tool


The best and most reputable all-in-one SEO tools compete for the top spots, and Ahrefs is one of them. Ahrefs offers one of the most thorough and user-friendly technical SEO audit tools on this list, which is a plus.

Features & Benefits:

Ahrefs takes advantage of running entirely in the cloud, providing you with all the necessary computing resources for your subscription. This means that Ahrefs will handle the execution of your audits and other services seamlessly. Their site audit tool is exceptionally powerful, automatically identifying and detecting over 100 technical and on-page SEO issues that could impact your rankings in the search engine results pages (SERPs). Even better, these issues are categorized by type and presented in comprehensive reports featuring colorful charts. You can easily print these reports to review them with your team or share them with your clients. The categories cover crucial areas such as performance, HTML tags, social tags, content quality, incoming and outgoing links, and broken images or scripts.

By utilizing Ahrefs, you gain access to an all-encompassing cloud-based platform that executes audits and provides you with in-depth insights into the technical and on-page aspects of your website’s SEO. With visually appealing reports and accurate categorization of issues, Ahrefs equips you with the tools to address these concerns effectively and optimize your website for improved rankings and performance.

Pricing & Access:

Subscriptions to Ahrefs start at $99, but a 7-day trial plan gives you full access to all features for just $7.



A technical SEO audits and crawler at the enterprise level, DeepCrawl has cutting-edge features and customizable reporting capabilities.

Features & Benefits:

DeepCrawl offers a comprehensive set of functionalities that you would expect from a top-notch technical SEO audit tool. With DeepCrawl, you can easily identify and address various aspects of your website’s performance. It enables you to discover and fix broken links, test the effectiveness of your XML sitemaps, monitor page speed and overall performance, assess content quality, and ensure that your website is structured optimally to facilitate search engine crawlers.

One of the standout features of DeepCrawl is its historical data view, which allows you to compare audit results over time. This feature provides valuable insights into the progress of your website’s optimization efforts and makes it easier to identify areas that still need to be addressed or improved.

With DeepCrawl, you have a powerful tool that covers the essential functionalities of a technical SEO audit and provides the ability to track and analyze changes over time. This empowers you to continuously optimize your website, enhance its performance, and stay on top of your SEO game.

Pricing & Access:

For those needing more resources, custom packages are available on demand for $14 per month for one project and $62 per month for up to three projects.



Various helpful SEO and website management tools, such as a log analyzer, search rankings monitor, backlinks tracker, and technical SEO audit tool, are available on the OnCrawl platform.

Features & Benefits:

OnCrawl stands out from the competition in several key aspects of technical SEO audits. First and foremost is its exceptional capacity. OnCrawl was specifically designed to handle the auditing needs of the largest eCommerce website in Europe, which encompasses over 70 million pages. With such scalability, there’s no crawl too large or complex for OnCrawl to manage effectively.

Another notable feature of OnCrawl is its crawl comparison functionality. This powerful feature allows users to compare separate crawls and easily identify any lingering technical issues that need to be addressed. This capability enhances the efficiency of the auditing process and ensures that all relevant technical concerns are promptly resolved.

Furthermore, OnCrawl offers attractive data visualizations that aid in understanding and analyzing the audit results. The tool also provides advanced settings that enable users to segment and customize their crawls according to their specific requirements. This flexibility makes OnCrawl particularly advantageous for digital agencies and enterprise organizations with large-scale websites.

With OnCrawl, you have a robust technical SEO audit tool that excels in handling massive crawls, facilitates crawl comparisons, provides appealing visualizations, and offers advanced customization options. These features make OnCrawl an invaluable resource for digital agencies and enterprises seeking to optimize their large websites and enhance their overall technical SEO performance.

Pricing & Access:

The lowest-level subscription plan for OnCrawl costs €49/month and includes up to 100,000 URL crawls per month on a single domain. Larger subscription packages are intended for small teams or agencies with several projects that need to crawl millions of pages or more every month. A free 14-day trial is available so you can test out the technical SEO audit tool before purchasing.


Website auditing tools have become indispensable assets in website management and optimization. These tools offer invaluable insights into a website’s performance, functionality, and health, helping website owners and digital marketers identify areas for improvement and take proactive steps to enhance their online presence. From uncovering SEO opportunities and resolving technical issues to improving user experience and boosting website performance, website auditing tools provide a comprehensive and data-driven approach to website optimization. By investing in the right website auditing tools and regularly conducting audits, businesses can ensure their websites are in top shape, aligned with best practices, and ready to deliver exceptional user experiences. So, embrace the power of website auditing tools, optimize your website, and unlock its full potential for success in the digital landscape.


What are website auditing tools?

Website auditing tools are software applications or online services that analyze and evaluate various aspects of a website, including SEO, performance, security, accessibility, and more. These tools provide valuable insights and recommendations for optimizing the website’s functionality and performance.

Why are website auditing tools important?

Website auditing tools are important because they help website owners and digital marketers identify issues and areas for improvement on their websites. By conducting regular audits, businesses can ensure their websites are optimized, user-friendly, and aligned with best practices, leading to improved search engine rankings and user experiences.

What aspects of a website do auditing tools typically analyze?

Website auditing tools typically analyze various aspects of a website, including on-page SEO elements, page loading speed, mobile responsiveness, broken links, security vulnerabilities, duplicate content, accessibility compliance, and more. These tools comprehensively assess the website’s overall health and performance.

Can website auditing tools help with search engine optimization (SEO)?

Yes, website auditing tools play a vital role in SEO. They help identify SEO issues, such as missing meta tags, poor keyword optimization, and crawl errors, allowing businesses to make necessary optimizations and improve their search engine rankings. These tools provide actionable insights for enhancing the website’s visibility and organic traffic.

How often should website audits be conducted?

The frequency of website audits depends on various factors, such as the website’s size and complexity, content updates, and industry standards. In general, it is recommended to conduct website audits at least once every quarter or whenever significant changes or updates are made. Regular audits help ensure the website remains optimized, secure, and aligned with the evolving digital landscape.