You can export your notes.csv file from Lending Club and upload it into the portfolio analyzer. Your notes are not stored, and contain no identifiable information. Once analyzed, you will be shown a list of your notes and recommendations to improve your returns.
Login to your account and click "Notes"
Scroll to the bottom of the page and click "Download All"
Select the file you just download in the "Choose File" dialog below, then click "Analyze my portfolio".