Users can buy or sell tickets online, browse events by date and choose from a selection of 'hot tickets'.
Current favourites include The Mighty Boosh: Live from £35, Grease: The Musical from £77 and Queen and Paul Rodgers from £55.
Play.com Tickets says all purchases are backed by its FairPlay guarantee and sellers can advertise their tickets for sale to millions of play.com customers. If tickets don't turn up for any reason, Play.com will give the buyer a full refund.
Full details are available on the Play.com website.