Debug GTM Like a Professional

Inject Google Tag Manager into any website instantly. Perfect for developers, marketers, and analysts who need to test GTM implementations across different sites.

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GTM Injector

Why Choose GTM Injector?

Everything you need to debug and test Google Tag Manager implementations

Instant Injection

Inject GTM into any website with one click. No need to modify website code or wait for deployments.

Universal Compatibility

Works on all websites, including those you don't own. Perfect for competitive analysis and testing.

Safe & Secure

Runs in isolated environment. Your data stays private and no external servers are used.

Easy Configuration

Simple interface to manage GTM containers. Switch between different containers instantly.

Developer Friendly

Clean code injection that doesn't interfere with existing scripts. Debug mode compatible.

Performance Optimized

Lightweight extension that doesn't slow down your browsing or website performance.

How It Works

Get started in less than 2 minutes

1

Install Extension

Add GTM Injector to Chrome from the Web Store

2

Enter GTM ID

Click the extension icon and enter your GTM container ID

3

Start Debugging

GTM is now active on all websites you visit

Perfect For

Multiple use cases for different professionals

Digital Marketers

Test tracking implementations, validate data collection, and debug analytics setups across multiple properties.

Developers

Debug GTM implementations, test tags in development environments, and validate tracking before going live.

Analysts

Analyze competitor tracking setups, validate data accuracy, and test different measurement strategies.

Agencies

Quickly deploy client tracking across multiple websites, test implementations, and provide proof of concept.

Ready to Get Started?

Join thousands of professionals who trust GTM Injector for their debugging needs

Download for Chrome
Free Forever
No Registration Required
Regular Updates

Get in Touch

Have questions or feedback? We'd love to hear from you

Email Support

Get help with technical issues, feature requests, or general questions

contact.mirze@gmail.com

Rate & Review

Love the extension? Leave a review on the Chrome Web Store

Chrome Web Store

Terms of Service & Privacy

Privacy First

GTM Injector is built with privacy in mind. We don't collect, store, or transmit any personal data. All processing happens locally in your browser.

Terms of Use

  • Permitted Use: This extension is intended for legitimate debugging, testing, and development purposes only.
  • Responsibility: Users are responsible for complying with all applicable laws and website terms of service.
  • No Warranty: This software is provided "as is" without any warranties or guarantees.
  • Limitation of Liability: The developers are not liable for any damages arising from the use of this extension.

Data Handling

  • GTM Container IDs are stored locally in Chrome's storage
  • No data is sent to external servers
  • Extension settings sync across your Chrome devices (if Chrome sync is enabled)
  • You can clear all data by removing the extension

Important Notes

  • This extension modifies website behavior by injecting GTM scripts
  • Use responsibly and in accordance with website terms of service
  • Not affiliated with Google or Google Tag Manager
  • For educational and professional use only

Contact & Support

For questions, support, or to report issues, please contact us through the Chrome Web Store or GitHub repository.

Current Version v1.2.0
You're using the latest version

Latest Features:

  • Improved GTM injection stability
  • Enhanced popup interface
  • Better error handling
  • Modern UI/UX design