I thought Robo Killer is suppose to be no charge?
I thought Robo Killer was without a monthly charge
iPad, 16
Question marked as
According to the App Store, it is free to download but there are in-app purchases.
"Robokiller is free to download. A subscription is required to use the service, but you can try it out completely free for 7 days. Once the trial ends, your subscription will automatically renew and you'll be billed. You can cancel your subscription at any time by contacting Apple Support".
See these instructions for cancelling a subscription:
If you want to cancel a subscription from Apple - Apple Support