+1

A +1 (pronounced "plus one") is a person who accompanies someone to an event. The term may also refer to:

Arts, entertainment, and media

 * +1 (album), 2008, by Kaela Kimura
 * +1 (film) (also known as Plus One), 2013
 * "+1" (song), by French DJ Martin Solveig
 * +1 Records, an extension of the music management, publicity & marketing company +1 Music
 * +1 (also known as Plus One), a "lifeline" in the Who Wants to Be a Millionaire? franchise

Technology

 * +1 button, the "like" button implemented by Google applications
 * +1, the country calling code (telephone calling prefix) for countries in the North American Numbering Plan, including the United States, Canada, and many Caribbean countries
 * For the list of codes, see list of North American Numbering Plan area codes
 * +1, a suffix attached to the name of a television timeshift channel