Yes, Microsoft Solitaire Collection is free to download and play, but it includes in-app purchases and optional subscriptions for additional features.

While you can play many features offline, an internet connection is required for accessing certain features, such as daily challenges and leaderboards.

You can contact support or send feedback through the app's settings menu, or by visiting the Microsoft support website for assistance related to Microsoft Solitaire Collection.

You can manage or cancel your subscription through the app store where you purchased it, or through your Microsoft account settings under subscriptions.