By "toy" I don't mean that their purpose is necessarily entertainment, but that the difficulty of building them is not comparable to many popular desktop apps -

By "toy" I don't mean that their purpose is necessarily entertainment, but that the difficulty of building them is not comparable to many popular desktop apps - the list is not representative. Like building a toy plane vs a real plane - the difficulty, not the purpose. Major computer games are not "toy apps" in this sense. Sorry if I was unclear.