Yes, plenty of other tools exist. However, Facebook is the one that everyone is already on. So if you want to raise some money for a friend who has cancer you

Yes, plenty of other tools exist. However, Facebook is the one that everyone is already on. So if you want to raise some money for a friend who has cancer you can start a GoFundMe campaign and spread the word via email. It's going to be more work, though, and I bet you won't get as big of a response due to the friction of the medium.