Is there a place I can visit that will tell me what each app does?
Check out www.droidapps.org
Not sure what you are looking for but, that site has been helpful to me.
Or just ask, someone around here will be able to help you.
I'll give you my Droid when you take
it from my cold dead hands.
AppBrain - the best Android apps and games on the Android market
Androidtapp or androidzoom
You can also go to androlib.com