Go to the website, click Help and then on the option Account termination. You wont pay for any subscriptions if your account is cancelled. With these steps, you should be able to get a refund from Plenty of Fish.

How do I cancel POF payment?

AndroidOpen the Google Play Store on your Android device.Tap the Menu icon and go to Subscriptions.Select the subscription you want to cancel.Tap Cancel subscription.Jul 13, 2021