I have an app that's never worked but I can't delete it.
I have an app that renews every year and I can't seem to put in a stop order. Apple only let's you challenge fees within a 90-day window.
Question marked as
See -> Delete apps on your iPhone, iPad, and iPod touch
Delete apps on your iPhone, iPad, and iPod touch - Apple Support
- If you delete an app, it doesn’t cancel in-app subscriptions that you might have. While deleting an app, you might see a Cancel Subscriptions option. Learn how to cancel your subscriptions.
If you don't want to continue a subscription you need always to cancel that subscription in time, see the following Apple articles:
If you want to cancel a subscription from Apple
If you want to cancel a subscription from Apple - Apple Support
If the subscription that you want to cancel is not listed
If the subscription that you want to cancel is not listed – Apple Support (UK)