8 Best Website Audit Tools in 2025

Why does your website not always connect with users or show up where you want it to in search results?

You can have the best content, but if your site has crawl issues, slow-loading pages, or a broken link that leads nowhere, potential customers will leave before they get a chance to see what you have to offer.

This is where website audit tools come in.

They perform a methodical check-up on your entire website, scanning every page and line of code to see what works and, more importantly, what is holding you back. It provides a clear, focused plan for maintenance and improvement, which is essential for any online business.

We have tested the best website audit tools so you can focus on the options that genuinely matter for improving your site’s performance and ensuring it meets your audience’s expectations.

Read on to find out what each tool does best, what it offers, and how it turns complicated data into a simple plan of action.

Let’s get started.

Top 8 Website Audit Tools

Here are some of the best website and SEO audit tools you should start using today.

SEMrush Site Audit

SEMrush Site Audit tool scans your website to identify SEO issues affecting search engine performance and overall health.

It performs automated checks for potential technical and on-page SEO issues, then compiles the audit results into an easy-to-understand report based on an overall site health score, helping you prioritize what to fix first.

You can configure the crawl to your specific needs, such as setting a crawl frequency, comparing mobile vs. desktop versions, and excluding certain URLs or parameters.

Key Features:

• Detailed technical SEO audits including crawlability, indexability, backlinks, HTTPS issues, and Core Web Vitals.
• On-page SEO for keywords and content optimization.
• Actionable fixes with step-by-step instructions.
• Site performance analysis to ****track your website’s health, page load speed, and mobile friendliness.
• Crawl comparison tool allows you to compare two different audit dates to see which issues have been fixed.

Pros:

• Comprehensive coverage for both technical SEO and on-page issues.
• Nice dashboards and reporting features.

Cons:

• It can be expensive if you need full features.
• Some features may be overkill if you just want quick check-ups.

Pricing: Starts from $117.33 per month (billed annually).

Vemetric

Vemetric is an open-source web and product analytics platform with a strong focus on user privacy and data simplicity.

It helps you understand the entire user journey on your website or application by collecting user interactions and events.

The insights it provides are important for auditing and improving your site’s user experience and conversion funnels. For example, you can track user drop-off in a funnel and determine which user segments do not convert.

Key Features:

• Web analytics for standard website metrics, such as most-visited pages, top referral sources, countries, and device types.
• User journey mapping to track the full path a user takes, merging their anonymous and logged-in activity.
• Funnel analysis to track conversion rates through a series of events or page views.
• Event streams provide a chronological timeline of all events happening in your application. You can filter these events to monitor specific user activities closely.
• Interactive dashboard with real-time charts and powerful filtering and segmentation options.

Pros:

• Cookieless tracking and full GDPR compliance.
• Unified web and product analytics for behavior-centric auditing.

Cons:

• Only available as a cloud-hosted service (self-hostable Community Edition is in development).

Pricing:

• Free plan includes 2,500 events per month.
• The paid plan starts at $5 per month (10,000 events).

Screaming Frog SEO Spider

Screaming Frog SEO Spider is a desktop website crawler that performs technical SEO audits by scanning your site structure.

It goes through every page of your website, much like search engine bots do, and displays data in real time, including broken links, duplicate content, and missing information that can hurt your search ranking.

Key Features:

• In-depth SEO checks on technical issues like broken links, server errors, and redirects.
• Content and metadata analysis for duplicates, excessive length, or missing meta tags.
• Powerful integrations with Google Analytics, Google Search Console, and PageSpeed Insights.
• Supports custom data extraction from a web page using CSS Path, XPath, or regular expressions.
• JavaScript rendering for capturing dynamic content.
• Schedule automated crawls and auto-export crawl data to any location.

Pros:

• Very powerful for technical SEO experts.
• Deep and accurate crawling capabilities.

Cons:

• Steep learning curve for non-technical users.
• Desktop-only interface; no cloud collaboration features.

Pricing:

• The free plan limits to 500 URLs per crawl.
• Paid plan with unlimited crawls costs $279 annually.

Ahrefs Site Audit

Ahrefs is a comprehensive SEO platform known for its extensive backlink database. It also offers a powerful Site Audit tool that automatically crawls your website to identify issues affecting search engine results.

The tool provides a modern interface, clear issue prioritization, and step-by-step fixes. It is particularly strong at connecting technical audit data with its backlink intelligence to identify orphaned pages and bad backlinks.

Key Features:

• Detailed SEO audits for 170+ technical and on-page SEO issues.
• Website health score provides a quick benchmark for your site’s technical performance.
• Crawl segmentation lets you divide crawl data into segments and isolate problems specific to each section.
• Flexible configuration to match your website’s particular needs.
• Performance and indexability monitoring for on-page speed metrics.
• Progress tracking with historical data.
• Compare audits from different dates side-by-side to see which issues have been fixed.

Pros:

• High data accuracy, especially if you’re already using Ahrefs for other SEO work.
• Useful categorization of issues and the “how to fix” guidance.

Cons:

• Requires a full Ahrefs subscription.
• Full features start at a higher tier.

Pricing: Starts from $129 per month.

Sitebulb

Sitebulb is a website auditing tool designed to help you find and fix technical SEO issues. It offers the same powerful features in both desktop and cloud versions.

Key Features:

• Prioritized hints to help you focus on the most critical fixes first.
• JavaScript crawling using the same technology used by Google.
• Audit comparison to track your website’s health over time.
• Customizable PDF reports for different audiences.
• Crawling at scale without per-project limits or expensive crawl credits.
• Interactive visualizations, such as crawl maps and graphs.
• Integration with Google Analytics and Google Search Console.

Pros:

• Highly detailed audits and user-friendly reports.
• Clear visuals and prioritised findings.

Cons:

• No free plan.
• The cloud version can be costly.

Pricing:

• The Lite plan costs $18 per month and crawls up to 10,000 URLs per audit.
• Pro plan costs $42 per month and can audit up to 500,000 URLs, while the Cloud version starts from $125 per month.

SE Ranking Website Audit

If you need an excellent balance of powerful features and affordability, SE Ranking is a top choice. This all-in-one platform includes a fast, detailed website auditor that checks 115+ parameters, including site security, rank tracking, backlink analysis, and a built-in report builder.

Key Features:

• Technical auditing for broken links, server errors, redirect chains, meta tags, and more.
• Performance monitoring based on Google’s Core Web Vitals.
• Crawlability and indexability analysis show you how search engines interact with your site.
• Actionable reporting with How to Fix guidance.
• Progress tracking and audit comparison to measure the impact of your work.

Pros:

• User-friendly interface and enough features for many practical audits.
• Excellent for tracking and reporting.

Cons:

• Crawl limits on its lowest-tier plans.
• Limited scale for highly complex sites.

Pricing: Starts from $52.00 per month.

Lumar

Lumar is an enterprise-level platform for large-scale technical SEO auditing and website optimization.

It is a cloud-based, automated crawler that offers powerful integrations with data warehouses and helps businesses find and fix technical issues that impact search performance and user experience.

Key Features:

• Technical SEO analysis for crawlability, indexability, internal linking, redirect chains, and duplicate content.
• Site speed audits to find the most common problems across your website.
• Web accessibility auditing to make your site usable for everyone.
• AI search optimization can help you prioritize and fix issues that stop you from appearing in AI search.
• Customizable crawls let you focus on specific site segments or geographies.
• Integration with Google Analytics, Google Search Console, and business intelligence platforms.

Pros:

• Built for large websites and complex systems.
• Clear dashboards, health scores, and visualizations.

Cons:

• Overkill for small websites.
• Implementation may require more technical resources.

Pricing: Available on request.

Google Search Console

Google Search Console is a free tool that provides the most direct feedback loop available from Google and shows you which of your pages are indexed, which is invaluable for any SEO or website owner.

Key Features:

• Performance report for identifying new keyword opportunities and improving performance in search results.
• Index coverage to see which pages are successfully indexed and which have errors.
• URL inspection tool to check the status of any specific URL on your site.
• Core Web Vitals and mobile usability reports.
• Links report provides data on both internal and external links.

Pros:

• Completely free and direct from Google.
• Good for monitoring site health and immediate issues.

Cons:

• Not for in-depth technical checks.
• UI is less visual than dedicated tools.

Pricing: Free

Final Words

Choosing the right website audit tool can be a challenge, as you need to balance accurate, in-depth reporting with speed, ease of use, and your budget.

This guide will help you narrow down your options and confidently choose the solution that best meets your specific needs while also simplifying the process of improving your website’s health.

FAQs