Just go to chess.com through your browser. The app doesn't have all the options that their website does and it's just better all around. To answer your question though, it could be a few things but uninstalling and reinstalling it usually takes care of the problems most of the time.
chess wont load up on laptop OR mobile

That is odd. You could try clearing your cache and cookies in your web browser. Is it loading if you use a different browser like explorer and not chrome for example?
morning folks, has anyone got any tips as to why this is happening? I usually go to chess through FB on my phone