Clash Royale is free to download and play, offering in-game purchases for various items and upgrades, but there is no specific free trial period.

Yes, Clash Royale requires a stable internet connection to play, as it is a multiplayer online game that involves real-time interactions with other players.

You can contact Clash Royale support or send feedback through the in-game settings menu, where you will find an option for "Help and Support." Alternatively, you can visit the official Supercell support website for additional assistance.

You can manage or cancel your Clash Royale subscription through your device's app store settings, either on the App Store for iOS devices or the Google Play Store for Android devices. Instructions are typically available in the subscription section of the store.