Candy Crush Jelly Saga is free to download and play, but it does offer in-app purchases for additional lives, boosters, and other game enhancements.

While you can play Candy Crush Jelly Saga offline for a limited time, an internet connection is required for certain features, such as syncing progress across devices and accessing events and updates.

You can contact support or send feedback for Candy Crush Jelly Saga by visiting the game's official website or through the in-game support option, where you can find help articles and submit your inquiries.

You can manage or cancel your Candy Crush Jelly Saga subscription through the app store where you purchased it, either via the App Store on iOS devices or Google Play Store on Android devices.