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A site audit that tells you what to fix first

SEOpen crawls up to 500 pages of your site and checks each one for 57 kinds of problem, from broken links and redirect chains to missing titles and thin pages. Issues are sorted into errors, warnings and notices, every issue says why it matters and how to fix it, and you can rerun the crawl every Monday to see what changed.

Site auditHealth 86 of 100 · 17 pages with errors
ErrorsFix these first
  • Broken internal links+9 since last week9
  • Pages returning 5xxnew2
WarningsWorth a look
  • Missing meta description4 fewer31
  • Redirect chainssame4
  • Title too longsame12
Example figures for a small online coffee roaster. 214 pages crawled on Monday.

What you see

  • Errors, warnings and notices

    17 kinds of error, 21 of warning and 19 notices, grouped into crawlability, indexing, HTTPS, meta tags, content, links, performance and markup.
  • A health score you can check

    Out of 100. Each page loses 25 points per error, 8 per warning and 2 per notice, and site-wide issues take off at most 20 more. No black box.
  • Why, and how to fix it

    Every issue opens to the pages it affects, a plain explanation of why it matters, and what to change.
  • Crawl against crawl

    Compare two crawls to see what you fixed, what's new and what came back after the last site update.
  • Lighthouse for your home page

    Performance, accessibility, best practices and SEO scores, with LCP, CLS and total blocking time, run when you ask.

How it runs

  1. Once

    Start a crawl

    SEOpen starts from your home page and follows links, like a search engine would. Turn on JavaScript rendering if your site needs it to show content.
  2. Every Monday

    Recrawl, if you like

    Switch on the weekly crawl and SEOpen reruns it every Monday morning, so a broken template shows up within the week.
  3. After each crawl

    Work the list

    Start with errors on the pages that get traffic. The project home shows when pages with errors go up.

What it doesn't do

So you can decide before you sign up, not after.

  • 500 pages per crawl on both plans. Large shops and publishers with thousands of URLs will need a bigger crawler.
  • Lighthouse runs on your home page only, on desktop, as a lab test. It isn't real-user Core Web Vitals data, and it doesn't measure INP.
  • It doesn't change your site. It reports; you or your developer fix.
  • The weekly crawl is off until you turn it on, so nothing crawls your site without you asking.

On each plan

Included in the plan price, with no add-on to buy. See pricing.

Site audit on each plan
PlanSite audit
Starter $29 a monthCrawls of up to 500 pages per project, weekly or on demand, plus Lighthouse.
Pro $79 a monthCrawls of up to 500 pages per project, weekly or on demand, plus Lighthouse.

Audits are covered by the plan and never use research credits. The seven day trial includes one audit.

Questions

What does a site audit check?
Whether search engines can crawl and index your pages, and whether each page is built well: status codes, redirects, canonicals, titles and descriptions, headings, duplicate and thin content, internal links, HTTPS, structured data and page speed.
How long does a crawl take?
Most small sites finish in a few minutes. Larger sites, or sites crawled with JavaScript rendering, take longer. The audit page shows progress while it runs.
Which issue should I fix first?
Errors before warnings, and pages that get traffic before pages that don't. A broken link on your best page matters more than a long title on an old one.
Will the crawl slow down my site?
For most sites, no. A crawl of up to 500 pages is light next to everyday visitor traffic, and it runs once, not continuously.

SEOpen is in private beta

Tell us the site you'd use it for and we'll send an invite. After the beta: a seven day trial, then $29 or $79 a month.

One email when your invite is ready. No newsletter.