I have over 40 years of drawing jokes, and in the last 10 I've started to publish them. I wanted to create a very simple APP, where you can have all placed in categories drawings. At first it was thought APP for me, but eventually I decided to put it on Google Play. All drawings are in the cloud, so we need wifi or 3G / 4G to access Google Photos is where they are stored. Thus, when you add new drawings (I usually put one week), it is not necessary to create an update of the PPP, but by connecti