General Widgets

Yes the app is called widget



Widget by WayDC
https://appsto.re/ca/pAXd2.i

 

That's the one I was thinking of as well.

(Incidentally I was almost about to post about trying the Wdgts app at http://itunes.apple.com/us/app/wdgts-collection-awesome-notification/id916103272 when I remembered that the one I meant was the Widget app.)