The MultiDriveRecorder makes many processes in iPhone running at the same time. So it may requires your iPhone much load and power, and heating up your iPhone.
Please, read this document before using the MultiDriveRecorder.
Multifunctional drive recorder app for iPhone, MultiDriveRecorder. The MultiDriveRecorder is a drive recorder app that shows various informations.A normal drive recorder only shows video display on the screen and it is boring.In additionally, the MultiDriveRecorder shows speed meter, twitter time line and map on the screen, so you can enjoy driving.