English English French French Spanish Spanish German German
Geekflare is supported by our audience. We may earn affiliate commissions from buying links on this site.
Share on:

10 Advanced Website SEO Crawler Tools for You to Use

Invicti Web Application Security Scanner – the only solution that delivers automatic verification of vulnerabilities with Proof-Based Scanning™.

Perform an in-depth SEO audit against your site to improve search ranking.

SEO is a continuous improvement process, and there are many online tools to analyze your site and provide the necessary information, which is good to start with.

However, if you need detailed auditing covering various SEO elements, then you must consider exploring an advanced all-in-one SEO toolkit.

What is a Web Crawler?

A web crawler is an automated program/script which browses the site programmatically. It is also known as a web spider or web robot.

Many favorite sites use spidering as a means of providing up-to-date data.

Benefits of using WebCrawler

  • You can control the data crawling process, interval
  • It runs in the background, mostly doesn’t affect the site performance
  • Does not require any pre-requisite knowledge
  • Bulk auditing and editing is possible

Let’s take a look at the following, some of the best ones.


Ahrefs is a well-known SEO tool and provides the best and most accurate data for digital marketing professionals.


It has the most significant backlink index compared to other tools. Using this tool, you will also be able to check on your competitor’s SEO and can improve your strategies.

Let’s take a look at the Ahrefs numbers.

  • 6 billion web pages crawled every day
  • 12 trillion Internet known links
  • 200 million domain tracked
  • 5.9 billion keywords

That’s huge. Isn’t it?


  • Competitive search report analysis
  • Backlink research
  • Rank tracking
  • Web monitoring
  • Intensive Keyword research
  • Gives a complete SERP analysis
  • Site auditing
  • Broken link checker
  • and many more…

Ahfres is used by Facebook, Linked In, Shopify, Uber, etc. marketers.


All-in-one marketing software is exclusively for SEO, social media, traffic, and content research.


Semrush is a program all bloggers use to optimize their site and create a better experience for the users. They can help you maximize your site with the help of their targeted keyword lists and highly useful competitor analysis right up to their backlinks.


  • Find and fix technical issues
  • Build a robust list of keywords
  • Create well-structured content pieces
  • Attracts more traffic
  • Track and analyze your reports
  • Find negative SEO

You can get it started with a 7-days trial to see how SEMrush works.

SEO Spider

Spider by screaming frog is downloadable software for macOS, Windows & Ubuntu. Its available as FREE and paid version.


The FREE version cannot crawl 500 pages.


  • Discovers duplicate content
  • Reviews robots and other directives
  • Integration with Google analytics
  • Capable of finding broken links
  • Scarped on-page elements with every crawled URL
  • Capable of providing HTTP status code
  • Processes a supplied list of URLs
  • Regular updates are made available

SEO spider is a powerful and flexible tool that is capable of crawling on both small and large websites.


Sitebulb is a combination of enterprise-level analysis and data visualization.

Its a user-friendly desktop application for Windows and MAC.


Users no longer have to fuss about custom spreadsheets or software which are highly expensive.


  • Hundreds of readymade recommendations that highlight important issues and show what to focus on
  • Visualization of graphs and charts to help you understand the data
  • Comprehensive reports providing unique and insightful reports for each area
  • Powerful built-in engine
  • Visualizations cover from minute details to the major ones
  • Capable of diagnosing issues with site structure

Try Sitebulb 14 days free trial to experience it.


Seomator is a tool designed to monitor and audit the technical as well as the architectural specifications of a website, and after it does that, it sends a complete analysis and assessment report to your mail specifying the areas where you can improve.


It takes into account off-site and on-page SEO, Pagespeed characteristics, Mobile usability and content quality presenting all of the data in a consolidated and structured format via a report.


  • Provides alerts and action recommendations
  • Limited URL limit
  • Ideal for small to mid-level SEO agencies as well
  • Includes rebranding of their SEO reports
  • Embeddable report widget is available to be integrated on SEO vendors to allow their customers to download from their site directly

Seomator finds more than 65 types of issues.


DeepCrawl is a controllable cloud-based web crawler that helps you analyze your website, understand technical issues to improve SEO performance.



  • Monitors the site regularly
  • Website architecture, UX optimization
  • It helps you prioritize and communicate these errors
  • Recovering from Panda and Penguin

Try DeepCrawl to see how it can help your online business.


OnCrawl is a data-driven web-based SEO crawler developed to analyze logs for enterprise audits and daily monitoring purpose.


It provides a detailed picture of the SEO impact of various attributes of the website. The UI is quite appealing and provides a great insight into things in an understandable manner.


  • It allows monitoring of search engine crawlers to understand how the search engines understand the website
  • Features log analyzer which helps in understanding how Google deals with the site and provides insights on the possible improvement
  • Rates the content quality to help you improve the content where necessary
  • Helps in eliminating duplicate content from the website
  • Monitors website performance and internal page linking for any broken links
  • Helps in understanding the organic traffic better

14-days FREE trial is available without providing a credit card.


Raventool is designed to manage SEO and advertising campaigns.


With this tool, your business can immediately conduct research and analysis, track search engines, and collaborate with other team members.


  • Automated crawls & marketing reports
  • Access to some data connectors including google analytics
  • Detailed, easy to generate PDFs
  • Data is organized in a well-defined manner

Raven got detailed documentation to learn about their tools.


All-in-one growth hacking tool for PPC, content marketing, and SEO. Serpstat provides everything you need for growth hacking.

  • SERP crawling
  • Keyword, backlink, text, competitor research
  • Rank tracking
  • Site audit


Serpstat also offers API for position tracking, keyword data, etc.


The list won’t be complete without including Moz.


One of the popular SEO toolset for research, linking, optimizations, insights, and auditing.

Moz offers a 30-days trial.


Choice of the crawler comes down to choosing the most appropriate tool for your job within the budget. Most of the above-listed offer trial for few days to explore them to see what works for you.

Thanks to our Sponsors
More great readings on SEO
Power Your Business
Some of the tools and services to help your business grow.
  • Invicti uses the Proof-Based Scanning™ to automatically verify the identified vulnerabilities and generate actionable results within just hours.
    Try Invicti
  • Web scraping, residential proxy, proxy manager, web unlocker, search engine crawler, and all you need to collect web data.
    Try Brightdata
  • Semrush is an all-in-one digital marketing solution with more than 50 tools in SEO, social media, and content marketing.
    Try Semrush
  • Intruder is an online vulnerability scanner that finds cyber security weaknesses in your infrastructure, to avoid costly data breaches.
    Try Intruder