Not sure if the Chat box is still online.
See the following Apple articles:
Switch between open apps on iPhone
Switch between open apps on iPhone – Apple Support (UK)
Switch apps on your iPhone, iPad or iPod touch
Switch apps on your iPhone, iPad or iPod touch – Apple Support (UK)
Click here for more support and assistance.
I am trying to cancel some apps which I unknowingly set up with weekly charges! I don’t even know which ones are conected!
See the following Apple articles:
View your purchase history for the App Store, iTunes Store, and other Apple media services
View your purchase history for the App Store, iTunes Store, and other Apple media services - Apple Support
How apps, content, and subscriptions from Apple are billed
How apps, content, and subscriptions from Apple are billed - Apple Support
If you see "apple.com/bill" on your billing statement
If you see "apple.com/bill" on your billing statement – Apple Support (UK)
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)
Request a refund for apps or content that you bought from Apple.
Request a refund for apps or content you've bought from Apple – Apple Support (UK)