It can be useful to get a copy of all of the data an Android app has stored on the phone.
Specifically, getting SQLite to work with a new app always seems to be a minor hiccup for me.
There are other times when getting a copy of the private app data can be useful.
This post covers a script for OSX that can be used to extract app data from a rooted Android device.
It assumes adb is installed on OSX and busybox or
some other full feature toolbox is installed on the Android device.
The following script can be used to copy the data from a
rooted Android device and copy it to a machine running OSX.
A default package name can be specified on the second line.
Changing this this is useful if you only work on one app at a time.