2015: Just plugin to show Google Ads on every page. You can put your ads code to your post and page. Just install then insert your Google Adsense code. This plugin automatic insert your ads code to your posts and pages. Insert <!--ads--> where you want to display ads position manually. If you want no ads on post, just insert <!--noads-->
2016: XT Visitor Counter is a widgets which will display the Visitor counter and traffic statistics on WordPress.Some of the features offered include Today Visitor, Today Hits, Total Hits, Total Visit, Who's Online and IP Address Visitors.