SOUNDMACHINE

To add or change your credit card, click on your user name to go to account settings: Click on Billing: Click on "Add/Change Card"...

To change your account plan, or to cancel your account: Click on your username to update your account settings: Click "Billing" Click &quo...

To update your password, click on your user name to go to account settings: Click on Edit: Enter your current password, your new password, and confi...