Solitaire is a digital version of Klondike Solitaire, a classic single-player card game also known as Patience. The game offers both Draw 1 and Draw 3 card modes, along with timed and untimed gameplay options. Players can access features including unlimited undos, hint systems, and auto-complete functionality. The app includes a Daily Challenge mode and supports both Vegas scoring and Vegas cumulative scoring systems. Customization options allow players to modify card faces, card backs, and backgrounds. The game tracks high scores and personal statistics, functions offline without network requirements, and supports both tablet and phone devices with multiple window capabilities.