Zamzar.com is a file conversion website that converts files from one format to another for free. The website supports a wide variety of file formats including documents, images, videos, audio files, and eBooks. Users can upload files from their computers, Dropbox, Google Drive, and URL links. Once a file is uploaded, users can convert it to their desired file format and download it to their computer or save it to their Dropbox or Google Drive. The website also offers a paid version that supports larger file sizes and faster conversion times. Zamzar.com is a user-friendly website that eliminates the need for expensive software and complicated file conversion processes.