I was charged 19.02 for a app that I did not pay for spades plus

Click on the link below, you can

• View your purchase history

• Cancel a subscription

• Request a refund

• Verify unfamiliar charges

• Add or remove a payment method

Subscriptions and Billing - Official Apple Support

make sure you report it as a bug in the app store to and restart the device and check again

are you sure check your apple pay if you have it setup