Google Click Identifier (GCLID) is a unique tracking parameter used by Google to monitor and manage click data for their advertising campaigns.
Google Ads appends GCLID to the URLs of landing pages when users click on ads, which allows for detailed tracking of ad performance.
The primary function of the GCLID is to facilitate conversion tracking and attribution in Google Ads. It lets advertisers see which clicks result in conversions, such as sales, sign-ups, or other desired website actions. Overall, GCLID enables precise measurement and optimization of advertising efforts for digital marketers using Google Ads.
How it works:
- When a user clicks on a Google ad, the landing page URL is appended with a GCLID parameter (e.g., www.example.com?gclid=123abc).
- When the user reaches the landing page, the GCLID can be captured and stored in a tracking system or analytics tool.
- This data can then be sent back to Google Ads to link the click with subsequent user actions, helping measure ad campaign effectiveness.
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