To log your period, please tap ‘Edit period dates’ and choose the dates when you were menstruating:

To cancel your subscription, please follow these instructions:

1. Open the Settings app. 
2. Tap your name, then tap ‘Subscriptions.’
3. Tap the subscription that you want to manage. 
4. Choose a different subscription option, or tap ‘Cancel Subscription.’ If you don’t see ‘Cancel Subscription,’ the subscription has already been canceled and won’t renew.