KnowItAll offers a free version of its spectroscopy software for academic users, both students and instructors. KnowItAll by Bio-Rad allows you to “…draw structures, perform IR and Raman functional group analysis, and generate high-quality reports.”
To download, go to http://www.knowitall.com/academic/, and be sure to use your Rutgers e-mail when registering. For more information, see http://www.bio-rad.com/en-us/category/products/spectral-databases.