Yes, Kingdom Guard: Tower Defense may collect personal data as outlined in its privacy policy, including information related to gameplay and user accounts.

Kingdom Guard: Tower Defense requires an internet connection to access certain features and updates, although some basic gameplay may be available offline.

To cancel your subscription, you can go to your device's settings, navigate to the subscriptions section, and select Kingdom Guard: Tower Defense to manage or cancel your subscription.

The subscription cost for Kingdom Guard: Tower Defense varies based on the chosen plan and region, so it's best to check within the app for the most accurate pricing.