Qlik Sense Hub will be the portal for business to use the app you've built.
Hub is both for Users and Developers. Hub is basically the server version for Qlik Sense, where you can build apps, publish it and then you've thing similar to QMC in Sense for running a task, importing/exporting apps, extensions, assigning roles, your repository...
Again check for posts on Qlik Sense Hub in this community to understand more.
