I've had trouble staying logged in with my iPad for the last couple of weeks. No problem with PC or iPhone but I have to log in each time with the iPad, despite ticking the box...
I've recently upgraded (sic) to an iPad Air 2 and iOS 8 and I'm having no end of performance issues with it connected to this site. If I hadn't given my old iPad to my sister, I'd be going back to it in an instant. Andy