Sets of vocabulary are quick and you can put as much or as little information as you want.
Quizlet also offers different ways to study and you can even test your self to see how much information you really know, it also offers different ways of testing including: fill in the blank, multiple choice, and even matching!
Of course, you can always upgrade to add different things but I think that the free version works just fine. Sign up today for Free! Plus the best part is that if you don't like it, it didn't cost you a thing!