Registered users can recommend games, challenge their friends and share their scores.

Carut then challenges Barry and his friends to a game of soccer, with a cash prize for the winners.

You can revise a specific topic, and challenge your friends to beat your high score!

Riddim Ribbon also allows players to challenge their friends on the remixes they make to see who can get a better score.

It forced Emil to challenge his three friends.

Players may also challenge their friends at various games in both score-based and skill-based contests.

Rahul challenges his friends that he would make her fall in love within few days.

He liked to challenge his friends with "How would you play this one?"

There is also a custom competition circle leader board, which players make by challenging their friends.

She loves to explore and have adventures, and to challenge her friends to a dare or a race.