Web Crawler Tool Free Download
15 BEST Website Crawler Tools in 2021 [Free & Paid] – Guru99
A web crawler is an internet bot that browses WWW (World Wide Web). It is sometimes called as spiderbot or spider. The main purpose of it is to index web pages.
Web crawlers enable you to boost your SEO ranking visibility as well as conversions. It can find broken links, duplicate content, missing page titles, and recognize major problems involved in SEO. There is a vast range of web crawler tools that are designed to effectively crawl data from any website URLs. These apps help you to improve website structure to make it understandable by search engines and improve rankings.
Following is a handpicked list of Top Web Crawler with their popular features and website links to download web crawler apps. The list contains both open source(free) and commercial(paid) software.
Best Web Crawler Tools & Software
Visualping is a website monitoring tool that crawls the web for changes. Use Visualping in your SEO strategy to monitor changes on SERPs, competitor landing pages and Google algorithm updates.
You can automatically monitor parts of a webpage or entire pages in bulk.
Track your competitors and clients keyword edits on title, meta, H1 and other tags.
Receive notifications via email, Slack, Teams or Discord.
Monitor visual, text and code changes.
Provide complete SEO reports and change audits to your clients.
Use other SEO tools to collect data and Visualping to alert you of the changes.
Semrush is a website crawler tool that analyzed pages & structure of your website in order to identify technical SEO issues. Fixing these issues helps to improve your search performance. Apart from this service, it also offers tools for SEO, market research, SMM and advertising.
It will test for Metadata, HTTP/HTTPS, Directives, Status codes, Duplicate content, Page response time, Internal linking, Image sizes, Structured data, Site structure, etc
Provides easy to use interface
It helps you to analyze log file.
This application has a dashboard that enables you to view website issues with ease.
Enables you to audit your website without any hassle.
is a website SEO checker that helps you to improve SEO ratings. It provides on-page SEO audit report that can be sent to clients.
This web crawler tool can scan internal and external links on your website.
It helps you to test the speed of your site.
You can visualize the structure of a web page with ease.
also allows you to check indexing issues on landings pages.
It enables you to prevent hackers from attack.
ContentKing is an app that enables you to perform real-time SEO monitoring and auditing. This application can be used without installing any software.
It helps you to structure your site with segments.
You can monitor your website changes.
It offers various APIs like Google Search Console and Analytics.
It provides a user-friendly dashboard.
It helps you to collaborate with your clients or colleagues.
Link-Assistant is a website crawler tool that provides website analysis and optimization facilities. It helps you to make your site works seamlessly. This application enables you to find out the most visited pages of your website.
Provides site optimization reports that help you to boost your business productivity.
You can customize this tool according to your desire.
Easy to configure your site settings.
Helps you to make your website search engine friendly.
It can optimize a site in any language.
Hexometer is a web crawling tool that can monitor your website performance. It enables you to share tasks and issues with your team members.
It can check the security problems of your website.
Offers intuitive dashboard.
This application can perform white label SEO.
Hexometer can optimize for SERP (Search Engine Results Page).
This software can be integrated with Telegram, Slack, Chrome, Gmail, etc.
It helps you to keep track of your website changes.
7) Screaming Frog
Screaming Frog is a website crawler that enables you to crawl the URLs. It is one of the best web crawler which helps you to analyze and audit technical and onsite SEO. You can use this tool to crawl upto 500 URLs for free.
It instantly finds broken links and server errors.
This free web crawler tool helps you to analyze page titles and metadata.
You can update and collect data from a web page using XPath (XML Path Language).
Screaming Frog helps you to find duplicate content.
You can generate XML Sitemaps (a list of your website’s URLs).
This list website crawler allows you to integrate with Google Analytics, GSC (Google Search Console) & PSI (PageSpeed Insights).
DeepCrawl is a cloud-based tool that helps you to read and crawl your website content. It enables you to understand and monitor the technical issues of the website to improve SEO performance.
It supports multi-domain monitoring.
This online web crawler provides customized dashboards.
This website crawler tool helps you to index and discover your web pages.
Deepcrawl enables you to increase the loading speed of your website.
This app provides a ranking, traffic, and summary data to view the performance of the website.
9) WildShark SEO Spider Tool
WildShark SEO Spider Tool is a URL crawling app that helps you to identify pages with duplicate description tags. You can use it to find missing duplicate titles.
Highlight missing H3 tags, title tags, and ALT tags.
It helps you to improve on-page SEO performance.
You can optimize your web page titles and descriptions.
WildShark SEO Spider tool enables you to boost website conversion rates.
This tool also looks for missing alt tags.
Scraper is a chrome extension that helps you to perform online research and get data into CSV file quickly. This tool enables you to copy data to the clipboard as a tab-separated value.
It can fix the issue with spreadsheet titles ending.
This website crawler tool can capture rows containing TDs (Tabular Data Stream).
Scraper is easy to use tool for the people who are comfortable with XPath query language.
11) Visual SEO Studio
Visual SEO Studio is a web crawling tool that crawls exactly like a search spider. It provides a suite to inspect your website quickly.
It helps you to audit a backlink profile.
Visual SEO Studio can audit XML Sitemaps by web content.
is a tool that helps you to capture data from the search engine and e-commerce website. It provides flexible web data collection features.
Allows you to customize according to your business needs.
This web crawler software can effectively handle all captchas.
This tool can fetch data from complex sites.
is easy to scale without managing IPS (Intrusion Prevention System).
80legs is a crawling web service that enables you to create and run web crawls through SaaS. It is one of the best Free online Web Crawler tools which consists of numerous server that allows you to access the site from different IP addresses.
It helps you to design and run custom web crawls.
This tool enables you to monitor trends online.
You can build your own templates.
Automatically control the crawling speed according to website traffic.
80legs enables you to download results to the local environment or computer.
You can crawl the website just by entering a URL.
14) Dyno Mapper
DYNO Mapper is a web-based crawling software. It helps you to create an interactive visual site map that displays the hierarchy.
This online Website Crawler tool can track the website from tablets, mobile devices, and desktop.
This web crawler software helps you to understand the weakness of your website or application.
Dyno Mapper enables you to crawl private pages of password-protected websites.
You can track keyword results for local and international keyword rankings.
It enables developers to develop search engine friendly websites.
Oncrawl is a simple app that analyzes your website and finds all the factors that block the indexation of your web pages. It helps you to find SEO issues in less amount of time.
You can import HTML, content, and architecture to crawl pages of your website.
This online web crawler can detect duplicate content on any website.
This tool can handle, a file that tells search engines which pages on your site to crawl.
You can choose two crawls to compare and measures the effect of new policies on your website.
It can monitor website performance.
Cocoscan is a software product that analyzes your website and finds the factor that blocks the indexation of your web pages. This crawler tool can find the primary SEO related issues in less time.
It can identify important keyword density.
Cocoscan can check for duplicate written content in any website.
This web crawler app can analyze your website and make your website searchable by a search engine.
This lists crawler app provides you a list of pages with issues that could affect your website.
You can increase Google ranking effortlessly.
This web crawler online offers real time visual image of a responsive website.
HTTrack is an open-source web crawler that allows users to download websites from the internet to a local system. It is one of the best web spidering tools that helps you to build a structure of your website.
This site crawler tool uses web crawlers to download website.
This program provides two versions command line and GUI.
Webharvy is a website crawling tool that helps you to extract HTML, images, text, and URLs from the site. It automatically finds patterns of data occurring in a web page.
This free website crawler can handle form submission, login, etc.
You can extract data from more than one page, keywords, and categories.
Webharvy has built-in VPN (Virtual Private Network) support.
It can detect the pattern of data in web pages.
You can save extracted data in numerous formats.
Crawling multiple pages is possible.
❓ What is a Web Crawler?
A Web Crawler is an Internet bot that browses through WWW (World Wide Web), downloads and indexes content. It is widely used to learn each webpage on the web to retrieve information. It is sometimes called a spider bot or spider. The main purpose of it is to index web pages.
❗ What is a Web Crawler used for?
A Web crawler is used to boost SEO ranking, visibility as well as conversions. It is also used to find broken links, duplicate content, missing page titles, and recognize major problems involved in SEO. Web crawler tools are designed to effectively crawl data from any website URLs. These apps help you to improve website structure to make it understandable by search engines and improve rankings.
Which are the best Website Crawler tools?
Following are some of the best website crawler tools:
How to choose the best Website Crawler?
You should consider the following factors while choosing the best website crawler:
Easy to use User Interface
A web crawler must detect file and sitemap easily
It should find broken pages and links with ease
It must identify redirect issues, and HTTP/ HTTPS issues
A web crawler should be able to connect with Google Analytics with ease
It must detect mobile elements
It should support multiple file formats
A web crawler must support multiple devices
Screaming Frog SEO Spider Website Crawler
The industry leading website crawler for Windows, macOS and Ubuntu, trusted by thousands of SEOs and agencies worldwide for technical SEO site audits.
Buy & Renew
SEO Spider Tool
The Screaming Frog SEO Spider is a website crawler that helps you improve onsite SEO, by extracting data & auditing for common SEO issues. Download & crawl 500 URLs for free, or buy a licence to remove the limit & access advanced features.
Free Vs Paid
What can you do with the SEO Spider Tool?
The SEO Spider is a powerful and flexible site crawler, able to crawl both small and very large websites efficiently, while allowing you to analyse the results in real-time. It gathers key onsite data to allow SEOs to make informed decisions.
Find Broken Links, Errors & Redirects
Analyse Page Titles & Meta Data
Review Meta Robots & Directives
Audit hreflang Attributes
Discover Exact Duplicate Pages
Generate XML Sitemaps
Save Crawls & Re-Upload
Near Duplicate Content
AMP Crawling & Validation
Structured Data & Validation
Spelling & Grammar Checks
Custom Source Code Search
Google Analytics Integration
Search Console Integration
PageSpeed Insights Integration
Link Metrics Integration
Forms Based Authentication
Store & View Raw & Rendered HTML
Free Technical Support
Price per licence
Licences last 1 year. After that you will be required to renew your licence.
Crawl Limit – 500 URLs
Crawl Limit – Unlimited*
* The maximum number of URLs you can crawl is dependent on allocated memory and storage. Please see our FAQ.
” Out of the myriad of tools we use at iPullRank I can definitively say that I only use the Screaming Frog SEO Spider every single day. It’s incredibly feature-rich, rapidly improving and I regularly find a new use case. I can’t endorse it strongly enough. ”
” 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. ”
The SEO Spider Tool Crawls & Reports On…
The Screaming Frog SEO Spider is an SEO auditing tool,
built by real SEOs with thousands of users worldwide. A quick summary of some of the data collected in a crawl
Errors – Client errors such as broken links & server errors (No responses, 4XX client & 5XX server errors).
Blocked URLs – View & audit URLs disallowed by the protocol.
Blocked Resources – View & audit blocked resources in rendering mode.
External Links – View all external links, their status codes and source pages.
Security – Discover insecure pages, mixed content, insecure forms, missing security headers and more.
URI Issues – Non ASCII characters, underscores, uppercase characters, parameters, or long URLs.
Duplicate Pages – Discover exact and near duplicate pages using advanced algorithmic checks.
Page Titles – Missing, duplicate, long, short or multiple title elements.
Meta Description – Missing, duplicate, long, short or multiple descriptions.
Meta Keywords – Mainly for reference or regional search engines, as they are not used by Google, Bing or Yahoo.
File Size – Size of URLs & Images.
Response Time – View how long pages take to respond to requests.
Last-Modified Header – View the last modified date in the HTTP header.
Crawl Depth – View how deep a URL is within a website’s architecture.
Word Count – Analyse the number of words on every page.
H1 – Missing, duplicate, long, short or multiple headings.
H2 – Missing, duplicate, long, short or multiple headings
Meta Robots – Index, noindex, follow, nofollow, noarchive, nosnippet etc.
Meta Refresh – Including target page and time delay.
Canonicals – Link elements & canonical HTTP headers.
X-Robots-Tag – See directives issued via the HTTP Headder.
Pagination – View rel=“next” and rel=“prev” attributes.
Follow & Nofollow – View meta nofollow, and nofollow link attributes.
Redirect Chains – Discover redirect chains and loops.
hreflang Attributes – Audit missing confirmation links, inconsistent & incorrect languages codes, non canonical hreflang and more.
Inlinks – View all pages linking to a URL, the anchor text and whether the link is follow or nofollow.
Outlinks – View all pages a URL links out to, as well as resources.
Anchor Text – All link text. Alt text from images with links.
AJAX – Select to obey Google’s now deprecated AJAX Crawling Scheme.
Images – All URLs with the image link & all images from a given page. Images over 100kb, missing alt text, alt text over 100 characters.
User-Agent Switcher – Crawl as Googlebot, Bingbot, Yahoo! Slurp, mobile user-agents or your own custom UA.
Custom HTTP Headers – Supply any header value in a request, from Accept-Language to cookie.
Custom Source Code Search – Find anything you want in the source code of a website! Whether that’s Google Analytics code, specific text, or code etc.
Custom Extraction – Scrape any data from the HTML of a URL using XPath, CSS Path selectors or regex.
Google Analytics Integration – Connect to the Google Analytics API and pull in user and conversion data directly during a crawl.
Google Search Console Integration – Connect to the Google Search Analytics API and collect impression, click and average position data against URLs.
PageSpeed Insights Integration – Connect to the PSI API for Lighthouse metrics, speed opportunities, diagnostics and Chrome User Experience Report (CrUX) data at scale.
External Link Metrics – Pull external link metrics from Majestic, Ahrefs and Moz APIs into a crawl to perform content audits or profile links.
XML Sitemap Generation – Create an XML sitemap and an image sitemap using the SEO spider.
Custom – Download, edit and test a site’s using the new custom
Rendered Screen Shots – Fetch, view and analyse the rendered pages crawled.
Store & View HTML & Rendered HTML – Essential for analysing the DOM.
AMP Crawling & Validation – Crawl AMP URLs and validate them, using the official integrated AMP Validator.
XML Sitemap Analysis – Crawl an XML Sitemap independently or part of a crawl, to find missing, non-indexable and orphan pages.
Visualisations – Analyse the internal linking and URL structure of the website, using the crawl and directory tree force-directed diagrams and tree graphs.
Structured Data & Validation – Extract & validate structured data against specifications and Google search features.
Spelling & Grammar – Spell & grammar check your website in over 25 different languages.
Crawl Comparison – Compare crawl data to see changes in issues and opportunities to track technical SEO progress. Compare site structure, detect changes in key elements and metrics and use URL mapping to compare staging against production sites.
” Screaming Frog Web Crawler is one of the essential tools I turn to when performing a site audit. It saves time when I want to analyze the structure of a site, or put together a content inventory for a site, where I can capture how effective a site might be towards meeting the informational or situation needs of the audience of that site. I usually buy a new edition of Screaming Frog on my birthday every year, and it is one of the best birthday presents I could get myself. ”
Director, Go Fish Digital
About The Tool
The Screaming Frog SEO Spider is a fast and advanced SEO site audit tool. It can be used to crawl both small and very large websites, where manually checking every page would be extremely labour intensive, and where you can easily miss a redirect, meta refresh or duplicate page issue. You can view, analyse and filter the crawl data as it’s gathered and updated continuously in the program’s user interface.
The SEO Spider allows you to export key onsite SEO elements (URL, page title, meta description, headings etc) to a spread sheet, so it can easily be used as a base for SEO recommendations. Check our out demo video above.
Crawl 500 URLs For Free
For just £149 per year you can purchase a licence, which removes the 500 URL crawl limit, allows you to save crawls, and opens up the spider’s configuration options and advanced features.
Alternatively hit the ‘buy a licence’ button in the SEO Spider to buy a licence after downloading and trialing the software.
FAQ & User Guide
The SEO Spider crawls sites like Googlebot discovering hyperlinks in the HTML using a breadth-first algorithm. It uses a configurable hybrid storage engine, able to save data in RAM and disk to crawl large websites. By default it will only crawl the raw HTML of a website, but it can also render web pages using headless Chromium to discover content and links.
For more guidance and tips on our to use the Screaming Frog SEO crawler –
Please read our quick-fire getting started guide.
Please see our recommended hardware, user guide, tutorials and FAQ. Please also watch the demo video embedded above!
Keep updated with future releases by subscribing to RSS feed, our mailing list below and following us on Twitter @screamingfrog.
Support & Feedback
If you have any technical problems, feedback or feature requests for the SEO Spider, then please just contact us via our support. We regularly update the SEO Spider and currently have lots of new features in development!
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Top 20 web crawler tools to scrape the websites – Big Data …