RafflePress - RafflePress is the best WordPress contest and giveaway plugin. Grow your email list, followers, and website traffic with viral giveaways in WordPress.

Facebook Live Trivia Game - Run your own trivia games on Facebook Live 🎮

UpViral - Referral marketing platform enables anyone in running effective and profitable viral marketing campaigns – in minutes.

PROVEIT - A trivia game where you can bet with real money 💰

Tremendous - Tremendous is a customer and employee loyalty platform that allows companies to reward their customers for surveys promotions and referrals.

QuizUp - QuizUp gives you the opportunity to test your trivia skills against friends and strangers throughout the world.