The Sing-Off is a TV show on American national television from NBC with an average rating of 3.0 stars by WatchTVOnDemand.com's visitors. We have 4 episodes of The Sing-Off in our archive. The first episode of The Sing-Off was broadcast in December, 2014. Did you miss an episode of The Sing-Off but don't you wan't that to happen in the future? Please set an alarm and add The Sing-Off to your favorites, so we can remind you by email when there's a new episode available to watch. Completely free: handy!