Method 3: Switching to Google Cloud Run (The Professional Path)
While Google includes this for security and transparency—to ensure users know they aren't interacting with an official Google product—it can be a major eyesore for developers trying to create a professional, branded experience.
The most common way to "mask" the Apps Script environment is to embed your Google Apps Script URL into your own personal or business website. Method 3: Switching to Google Cloud Run (The
Using a service like or a simple Node.js/Express server, you can fetch the HTML content from your Google Apps Script, strip out the Google-injected header tags, and serve the cleaned HTML on your own custom domain. Pros: Complete removal of the banner; professional URL.
Use the following HTML code on your own website: Pros: Complete removal of the banner; professional URL
If you have ever built a web app using Google Apps Script (GAS), you have likely encountered the persistent gray banner at the top of the page that reads:
The short answer is . There is no "off switch" in the Google Apps Script settings to hide this banner. Because the web app is hosted on the ://google
Because the web app is hosted on the ://google.com domain, Google injects this iframe header as a security measure to prevent phishing and spoofing. Even with a Google Workspace (formerly G Suite) Business or Enterprise account, the banner remains.
How to Remove the "This application was created by a Google Apps Script user" Header