Have I visited this page before? is a Chrome extension developed by droidandiosapps. It falls under the category of Browsers, specifically Add-ons & Tools. This free extension is specifically designed to address the need for users to know if they have visited a certain webpage URL before.

The extension works by displaying a small icon in Chrome's toolbar, which indicates whether the current webpage has been visited in the past. This simple feature can be quite handy for users who frequently browse the web and want to keep track of their visited pages.

To use the extension, all you need to do is install it from the Chrome Web Store and pin it to your toolbar. Once pinned, the extension will automatically display the visit status of the webpage you are currently on.

Overall, Have I visited this page before? is a straightforward and convenient Chrome extension that fulfills its purpose of letting users know if they have visited a webpage before. For any feature requests or suggestions, the developer can be contacted via email.