Google Tag Manager is a free tool from Google that allows website operators to manage and implement tags on their website without having to intervene in the website's source code. Tags are snippets of code that are placed on a website to track certain actions or events, such as filling out a form, clicking on a link or purchasing a product.

Google Tag Manager allows website operators to manage and implement tags on their website without the need for technical knowledge. The tool offers a user-friendly interface that allows users to create, edit and activate tags, as well as generate reports and analyses.

In addition, Google Tag Manager offers a variety of integrations with other tools and services, such as Google Analytics, Google Ads, DoubleClick and many others. This allows users to collect and analyse data from various sources to gain a better understanding of user behaviour on their website.

Overall, Google Tag Manager is a powerful and user-friendly tool that allows website operators to manage and implement tags on their website without having to intervene in the website's source code. By using Google Tag Manager, website operators can better understand user behaviour on their website and make informed decisions to improve the user experience and increase conversion rates.