The rise in mobile has seen ad fraud increase in this area too , with it estimated to cost advertisers $ 8.2bn in wasted revenue according to Click data . The countries most targeted by ad fraud on iOS are Japan , Malaysia , Singapore , turkey and UK . The most countries targeted by ad fraud on iOS are Japan , Saudi Arabia , Australia , Singapore and US . Of these countries Japan was the most targeted by ad fraud .
The rise in mobile has seen ad fraud increase in this area too, with it estimated to cost advertisers $8.2bn in wasted investment according to Click Mob. The countries most targeted by ad fraud on Android are Japan, Malaysia, Singapore, US and UK. The most countries targeted by ad fraud on iOS are Japan, Saudi Arabia, Australia, Singapore and US. Of these countries Japan was the most targeted by ad fraud.