Google Tag Manager (GTM) is a free tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments (tags) on your website or mobile app. GTM enables marketers to manage analytics (e.g., Google Analytics), advertising pixels (e.g., Meta Pixel), and third-party scripts without the need for manual source code modifications by a developer.

Key benefits:

• Centralized script management.
• Faster analytics deployment.
• Reduced risk of website code errors.