Yes, Empire: Four Kingdoms may collect personal data such as device information and gameplay data to enhance user experience and for analytics purposes.

Empire: Four Kingdoms requires an internet connection to play, as it features real-time interactions and multiplayer elements that are not available offline.

To cancel your subscription, go to your device's settings, find the subscriptions section, and follow the prompts to manage or cancel your subscription.

The subscription cost may vary, but it typically offers monthly plans that provide benefits such as exclusive items and bonuses in the game.