The CoaguChek XS mPOC App is an accessory to Roche CoaguChek coagulation single-user systems. It transfers data from these devices to the CoaguChek Link IT solution, a Patient Self Testing (PST) and Health Care Professional (HCP) portal for coagulation monitoring. mPOC kit requires Bluetooth LE, available on iPhone 4S or later or iPad 3 or later. Do you want to learn more about the CoaguChek XS mPOC App system and CoaguChek Patient Services? Please call us at 1-800-779-7616 If you already have the CoaguChek XS mPOC App system and you require technical assistance, please call us 1-800-428-4674. We are unable to reply to App Store comments.