Jump into the live quiz
Pick a name and start playing instantly. Accounts are optional.
Play as a guest
FastestEarn XP and badges as you play. Create an account later to keep them.
Ready to join the quiz?
Choose a display name
What is IQ3K?
IQ3K is a 24/7 live online quiz where players from around the world answer questions together in real time. Questions run continuously, streaks build globally, and live commentary.
You can join instantly as a guest, pick a display name, and start playing within seconds. Accounts are optional and allow players to reserve names, save streaks, and track long-term stats.
Practice Quizzes
Warm up with static quizzes, then jump into live play.
Loading practice quizzes...