AdFlex is a multi—user and full-featured advertising network script. Targeting by countries, OS, browsers, device types (mobile, tablets, PCs), categories; Protection against click fraud; 2 payment models CPC (cost per click), CPM (cost per impression); Manage users, sites, campaigns, advertising; Statistics of impressions, clicks; Individual administrator accounts, advertiser / webmaster, moderator; 16 most popular banner sizes; Adaptive HTML 5 ad blocks; Visual Ad Block Designer; Internal user support system.