IP is a free Chrome add-on developed by Kalin Ivanov. It falls under the category of Browsers and is classified as an Add-ons & Tools subcategory.

The main purpose of IP is to display your public and private IP addresses. It achieves this by utilizing a STUN server and the UDP protocol to resolve the IP addresses. With this add-on, users can easily check their current public and private IP addresses without the need for any additional tools or websites.

One of the notable features of IP is its ability to provide notifications when there is a change in either the private or public IP address. This can be particularly useful for users who need to keep track of their IP addresses for various reasons, such as network troubleshooting or security purposes.

Overall, IP is a simple and convenient Chrome add-on that serves its purpose of providing users with their public and private IP addresses. It offers a straightforward solution without any unnecessary bells and whistles.