To change your payment card:
Log in to your account page.
Select the Billing tab from the menu.
Under Payment Method, click Add New.
Fill in the card details and click Save New Card.
Note: If you have subscribed to Singa Premium through a third-party service, like App Store/iTunes or Google Play, you must manage your payment information through their service.
Have more questions? Drop us a line: email@example.com