Yes, the app may collect personal data as outlined in its privacy policy, including gameplay information and device details.

No, Match Masters ‎- PvP Match 3 requires an internet connection to play, as it focuses on real-time multiplayer matches.

You can cancel your subscription through the app store settings on your device or by following the instructions in the app's settings menu.

The subscription costs vary, but typically it offers different tiers depending on the features and duration selected.