the author of this app says:
Passwords is great program that allows you to keep track of usernames, passwords, and other information for subscription sites. You might want to put in your HotMail account, your GeoCities account, your MyPGHQ login info, among others! you can even enter POP3 server info, and ISP dial-up info for when you are on vacation! It even let's you keep track of your favorite sites (even if they aren't password protected).