Missing buttons and calls to action
Look for changes that may remove or alter important customer actions.
Free Tool
Website Change Detector
Use this NorthDuty website change detector to spot visible page changes that may affect customer experience, lead flow, or conversion performance.
Run A Quick Website Change Check
Enter a page URL to review whether important visible elements may have changed in a way that deserves attention.
What the website change detector looks for
Visible page changes can quietly damage conversion long before anyone labels them an outage.
Changed page structure
Spot shifts in the visible layout or structure that could affect usability.
Content and element changes
Notice when important content blocks, forms, or navigation appear different than expected.
A useful QA signal
Use the detector after launches, experiments, redesigns, or content updates.
Why a website change detector matters
A small page change can remove a conversion path even when the page still looks mostly online.
- Catch missing buttons, forms, and page sections faster
- Support QA after releases and content updates
- Protect landing pages and conversion-critical routes
- Give marketers and operators visibility into visible regressions
- Create a path into ongoing DOM change detection
How to use the website change detector
Use it on any page where visible changes matter to results.
1
Enter the page URL
Check the exact page where you suspect a visible change may have happened.
2
Run the check
Review whether important elements or visible page structure appear changed.
3
Investigate the likely source
If something changed unexpectedly, review recent releases, experiments, or content updates.
4
Switch to continuous monitoring
Use NorthDuty for ongoing change detection on the pages where small regressions create real business risk.
Go Beyond One-Off Checks
Use the free tool for a quick answer, then move into recurring monitoring for your most important pages and journeys.
Feature
DOM Change Detection
Detect missing buttons, broken forms, disappeared navigation, and unexpected page changes with NorthDuty DOM change detection.
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User Journey Monitoring
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Pricing
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View PageFrequently Asked Questions
Clear answers to common questions about this page and the monitoring problem it covers.
What does a website change detector do?
A website change detector helps spot visible page changes that may affect usability, lead flow, or conversion performance.
Why are page changes worth monitoring?
Because a missing button, changed form, or shifted layout can reduce conversions even when the page is still online.
Which pages benefit most from a website change detector?
Landing pages, pricing pages, product pages, checkout steps, and forms usually benefit most because they depend on stable page structure.
Call To Action
Start monitoring your website with NorthDuty today.
Use the free website change detector to investigate visible regressions quickly, then use NorthDuty to monitor important pages continuously for unexpected change.