@gpzbc: I have tried LastPass and found it to be amazing.

VOTE: PDF-XChange

@PapaGamer:

Tried it. Didn't like it. Waaaay too basic. I might try again in a year to see if it has improved.

The only reason Roboform is not winning is because it is not free and it is not cross platform.

The only reason Roboform is not winning this hands down is because it is not free and is not Mac compatible.