EDIT: now you can get a free credit score from https://www.creditkarma.com/ with no strings attached. Welcome to the future!

You can get a free credit report once/year here:

https://www.annualcreditreport.com/cra/index.jsp

This will give you your full credit history, but not an actual FICO score.

You can get a free FICO score by signing up for this trial:

http://www.myfico.com/

...and then printing up a copy and immediately cancelling it here:

https://www.myfico.com/help/contactus.aspx

In my own search, I used this free general rental application:

http://www.ezlandlordforms.com/documents/application_forms/