Hole.io is free to download and play, but it may offer in-game purchases and advertisements. There is no free trial for a premium version, as the game is primarily free with optional purchases.

Yes, Hole.io requires an internet connection to play, as it features multiplayer gameplay against other players online.

To contact support or send feedback for Hole.io, players can usually find a support option within the app or visit the official website for additional contact information.

Since Hole.io does not have a subscription model, users do not need to manage or cancel a subscription. However, users can manage in-game purchases through their device's app store settings.