Twitter Analytics is a tool provided by Twitter that helps users track the performance of their tweets and overall account. It offers insights into engagement metrics, such as likes, retweets, and replies, allowing users to understand how their content resonates with their audience. Users can also view data on follower demographics, including location and interests, which can help tailor future content. By analyzing trends over time, Twitter Analytics enables individuals and businesses to refine their social media strategies and improve their online presence.