Return money for app

When you start a trial subscription, you get informed that it will change to a payed subscription after.

There are no subscriptions in app stor that will end after the trial period. You will need to stop it by following:

See or cancel your subscriptions - Apple Support

You can try to contact apple at:

Contact Apple for support and service - Apple Support

To hear if a refund will be possible.

Good luck!

Request a refund using the link posted above.

If necessary, contact iTunes Support. Either use the form or scroll to the bottom of the page in the 2nd link. Follow through the screens to get a chat or telephone option.  

iTunes Store - Contact Us - Official Apple Support.       

iTunes Support – world wide        

You can request a refund by following the steps in this guide:

Request a refund for apps or content that you bought from Apple - Apple Support

You are not guaranteed a refund tough.

Good luck!