Contact support
Email is currently the quickest way to get help with Category Clash.
Email game support →Account help
For sign-in or profile problems, include the email address connected to the account and your username. Do not include your password.
Purchases
For Google Play purchase problems, include the product name, approximate purchase time and Google Play order ID. Never send card information. Purchases unlock only after server verification.
Account deletion
You can delete your account inside the game or use the dedicated account deletion page if the game is no longer installed.