How do I challenge a friend?
Open Duels, find your friend or create a challenge, then share the code or invitation.
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help?
Find answers to common questions or contact us if something is not working.
Contact supportWhy am I out of lives?
Practice rounds cost a life. Lives refill over time, and you can get more with brains in the store. The daily quiz is free.
Can I change my username?
Yes. Open your profile and edit your current name.
How do I delete my account?
You can delete your account and associated data in Settings.
Still need help?
Tell us which device you are using and what happened. Screenshots are welcome.