Try: QuizUp (available on iOS).
Game play: Tests your knowledge in rapid-fire matches against players from around the world. More than 250 categories, from sports to history to celebs. European geography? Be prepared. Your opponent may be from Germany.
Details: Android version in the works. In the meantime, Android users may want to try Trivia Burst.
Your musical tastes swing from Jason Aldean to T.I. to Katy Perry, giving you the uncanny ability to shout out song titles after hearing two seconds of any tune on the radio.
Try: SongPop (iOS, Android).
Game play: Listen to snippets, then choose the correct artist or song in a multiple-choice format. But don’t dawdle. Speed counts as you repeatedly challenge other players in a weeklong tournament.
Details: Ads in the free version. Follow the links to buy songs via iTunes.
Drama, comedy, art-house film — you know them all. You love spending your free time in a dark theater surrounded by strangers.
Try: MoviePop (iOS, Android).
Game play: How’s your “Speed”? You’ll have to be “Fast and Furious” to prove you have “The Right Stuff.” Watch a movie clip and race your opponent to name the title in timed rounds. Then play each other over and over for a week.
Details: Free with ads, links to purchase movies in iTunes.
You’re a typography nut, bleed CMYK and graphic design, or you just have a knack for remembering logos for everything from designer fashion to gas stations.
Try: LogosQuiz (iOS), Logo Quiz (Android).
Game play: Nothing but you and a page of not-quite-complete logos, no timer, no competition. Identify them by name and unlock more pages of unfinished emblems. Sounds silly, but people love it.
Details: Multiple variations exist on both Apple and Android devices.