Free DVDs (also known as "Digital Versatile Disc" or "Digital Video Disc" - see Etymology) is a popular optical disc storage media format. Its main uses are video and data storage Free DVDs. Most Free DVDs are of the same dimensions as compact discs (CDs) but store more than 6 times the data.
Variations of the term Free DVDs often describe the way data is stored on the discs: DVD-ROM has data which can only be read and not written, DVD-R can be written once and then functions as a DVD-ROM, and DVD-RAM or DVD-RW holds data that can be re-written multiple times Free DVDs.
DVD-Video and DVD-Audio discs respectively refer to properly formatted and structured video and audio content. Other types of Free DVDs discs, including those with video content, may be referred to as DVD-Data discs. The term "DVD" is commonly misused to refer to high density optical disc formats in general, such as Blu-ray and Free DVDs.