Battle Chasers: Nightwar does not offer a free trial or free version; it is a paid app that requires purchase to access the full game.

Battle Chasers: Nightwar can be played offline, but some features, such as updates and online leaderboards, require an internet connection.

You can contact support or send feedback for Battle Chasers: Nightwar through the official website or the customer support section of the platform you are using to play the game.

Since Battle Chasers: Nightwar does not have a subscription model, there is no need to manage or cancel a subscription. To access support, you would refer to the platform on which you purchased the game.