Seemed to be going ok untill the latest update now when you try to use out on a journey keeps on flicking back to the home screen resulting in a few missed turns touch screen not very responsive and that's with bare fingers yet it's supposed to be designed for use with some wearing gloves latest update not used it for a bit as changed my bike updated the app have just tried it out again and the Sat nav is still flicking back to the home screen constantly
TomTom VIO at Google Play market analyse