[iOS] Free: Heads up! (Was $1.69) @ Apple Store

Heads up! is free. Rated 4.8 out of 5 and has almost 90000 reviews. It has IAPs but those are not necessary to play, they just give additional content.

Always free on Google

It’s the game The New York Times called a “Sensation,” and Cosmopolitan said “will be the best dollar you’ve spent.” Heads Up! is the fun and hilarious game by Ellen DeGeneres that she plays on the Ellen show, and is one of the best games to play with friends!

Love playing charades games? Heads Up! is just that, a fun twist on charades! From naming celebrities, to singing, to silly accents - guess the word on the card that’s on your head from your friends’ clues before the timer runs out!

Play one of the many exciting categories, including fun game decks like Harry Potter, Friends, and Marvel, or create a category all your own!

via Lysander at OzBargain