If you purchased your subscription through your iOS device:
NOTE: Due to the way Apple handles iTunes subscriptions, we at BitGym are unable to modify your iTunes subscription from our end. If you do not see the subscription in your settings, contact Apple support and ask them which Apple accounts are tied to your payment method, it may be different than the one currently on your iOS device
Once you cancel, you will not be charged at your next renewal date. Your premium subscription will continue up until the date it was scheduled to renew. If you have any questions don't hesitate to file a support ticket with us.