Hello everyone i am Job living in Spain, need help with App and or responsive website

[Lapdrop]

Hello everyone, my name is Job, living in spani and working often on Wordpress, Joomla and so on.

I got a question, is there anybody that is familiar with building apps? or at least could have a chat with to get a better idea about what to choose between an app and responsive websites?

Thanks in advance,
Job