is there any free software i can download to catalog my comic book collection?

Nope, previous answer was to COPY comic pages.

Here is what you are looking for:

http://www.stashmycomics.com/mystash.asp

All you need is a scanner. Although I've noticed that upload comics mainly come in CBR file format. Sometimes in PDF.

Check out this page on Wiki. It lists some free software.

http://en.wikipedia.org/wiki/Comic_book_archive

i do no longer think of you will truly discover one application to song /all/ of that, as a results of fact it may be so accepted that it may basically be ... a spreadsheet or ... a database. in case you employ Mac OS, then for cataloging your DVDs, books and CDs i could strongly advise delicious Library. it is truly truly sturdy. For protecting song of stuff it is date/time-appropriate, i like Google Calendar. for common /lists/ of issues, as somebody else stated, use a spreadsheet, or a text textile document/rfile. in case you like to have such lists be accessible from everywhere you take place to be, or to have the flexibility to share them with somebody so which you would be able to the two view or edit them, then try Google docs & Spreadsheets.