Can I delete an account if I'm the only user

[evan]

You can't delete your account

Your account can't be deleted because:User is last billing admin of a transaction account that has one or more active entitlements.User is last billing admin of a transaction account that has one or more non-cancelled subscriptions. this is what it says

[Gaurav Kataria]

You can cancel your subscription https://support.atlassian.com/trello/docs/change-or-cancel-your-trello-plan/