Talk to a real person.
Contact us. Pick the inbox closest to your question below — it gets there faster than one shared address.
Contact channels
General questions
Anything that doesn’t fit the categories below. hello@sumclash.com
Account & billing support
Trouble signing in, a duel that didn’t score right, a credits question. support@sumclash.com
Schools & organizations
Setting up a portal for your school, club or company — assessments, live sessions, branding. schools@sumclash.com
Before you write in
Lost the PIN for a live game?
Ask your host to read it off their screen, or scan their QR code.
Can’t sign in?
Use "Forgot password" on the login screen first — it’s the fastest fix.