Kindly note that the trial is followed by a full subscription. We are sorry for the misunderstanding happened.
Any further charges should be canceled in your Apple ID account. Just in case, here is the link for the detailed instructions: https://support.apple.com/en-us/118428.
Printer App: Smart Print Team
課金され続ける 課金され続けるの辞めてください! 支払いしません。
デベロッパの回答 、 Hi!
Please note that the developers are unable to manage your subscriptions. Please follow the instructions provided via the link to cancel the subscription in your Apple ID account: https://support.apple.com/en-us/118428.