UserOnline is an extension allowing you to view and see the number of users, guest (s) and spam your blog in real time. In the plugin options you can customize the text, singular and plural categories of visitors, such as robots, members and ordinary visitors (guest (s)). The plugin has a page of options and a pageview statistics. It simply displays the latest visitors to the blog online, but also displays the record simultaneous connection.
UserOnline is a simple tool to ensure the various connections of your WordPress blog. These real-time statistics can be made public through a single tag to be inserted in one of your pages. A widget is also available for display in your dynamic area of your sidebar or another. The displays statistics in a page can be customized. However, the plugin uses a lot of resources and can slow down your blog.