Baitware is a related term of postcardware.
In context|computing|lang=en terms the difference between baitware and postcardware
is that
baitware is (computing) freeware of deliberately poor quality with some, but generally not all, of the features of a software application, intended to entice those who download the freeware to buy the complete application while
postcardware is (computing) a software product whose author requests as payment a postcard from the user's hometown.
As nouns the difference between baitware and postcardware
is that
baitware is (computing) freeware of deliberately poor quality with some, but generally not all, of the features of a software application, intended to entice those who download the freeware to buy the complete application while
postcardware is (computing) a software product whose author requests as payment a postcard from the user's hometown.