Free Google Tag Manager Checker
Quickly check if Google Tag Manager tracking code is installed and active on any webpage and find its Container ID. Ensure flawless tracking and data accuracy with the Google Tag Manager Checker – your instant tool to audit GTM installations, validate triggers, and fix misconfigured tags that skew marketing insights or SEO performance. Scan your site in seconds to detect missing containers, broken scripts, or outdated variables that disrupt analytics, conversion tracking, or remarketing campaigns. Built for marketers and developers alike, this tool simplifies troubleshooting by exposing errors like failed event tracking, duplicate tags, or GDPR compliance gaps that risk revenue-critical data. Proactively safeguard your metrics, align tags with business goals, and trust every click – resolve GTM errors faster and keep your analytics bulletproof.
Check Your Google Tag Manager Setup
Enter the URL of the page you want to check for the Google Tag Manager container code.
Check Results
What is Google Tag Manager and Why Use a Checker?
Google Tag Manager (GTM) is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code snippets—known as tags—on your website or mobile app. You can deploy Google Analytics tags, marketing tags, retargeting tags, and more, all from a central interface.
Properly installing the GTM container code on every page you want to track is fundamental to its operation. If the code is missing or incorrect, none of the tags you configure within GTM will fire on that page, meaning you’ll lose tracking data and marketing functionality.
This tool helps you verify that the standard GTM container code snippets are present on a specific page and identifies the Container ID associated with them.
How to Use This Google Tag Manager Checker Tool
- Enter the full URL of the page you want to check .
- Click the “Check GTM Code” button.
- The tool will fetch the page’s HTML content and scan it for the standard Google Tag Manager container code snippets
- The results area will update to tell you whether the GTM code was found and, if so, display the associated GTM Container ID (e.g., GTM-XXXXXXX).
- Finding the code confirms the container is present on the page’s source code. However, it doesn’t guarantee that specific tags *within* GTM are firing correctly (for that, you’d use browser developer tools or Google Tag Assistant).
Use this tool as a quick initial check to ensure the fundamental GTM container code is installed on important pages of your site.