We [Google] don’t allow apps that help users to mislead others, including, but not limited to, apps that generate or facilitate the generation of ID cards, social security numbers, passports, diplomas, credit cards and driver’s licenses”. The list also includes apps that exist 'just for fun' or 'as a prank'.This clean up is following a change in Google's Developer Policy Center, according to which “
No word has been given whether or not justice will be served to the "Fake ID" app developers. If we consider the previous clean up though, Google will probably ban some creators too.
Keep in mind you might still encounter such apps, as the clean up is yet to begin. However, be sure that those will soon be abolished forever.