The apps that secretly run ads that no one sees, and that slow down your phonehttps://customerservice.scmp.com/meter/1/1?destination=http%3A%2F%2Fwww.scmp.com%2Ftech%2Fapps-gaming%2Farticle%2F1843303%2Fthousands-apps-secretly-run-ads-users-cant-see-costing-firms-us850m&referer=http%3A%2F%2Fwww.scmp.com%2Ftech%2Fapps-gaming%2Farticle%2F1843303%2Fthousands-apps-secretly-run-ads-users-cant-see-costing-firms-us850m by brock_r • 11 years ago 1 0 11 years agoCUcustomerservice.scmp.com