SolSuite Solitaire is a Windows game collection from TreeCardGames, a developer of games designed for entertainment. The collection brings together 836 solitaire card games, offering players a wide variety of ways to enjoy the classic card-game genre. It includes dozens of card sets, card backs, and backgrounds, allowing players to change the look of their games.

SolSuite also supports an unlimited number of player profiles, so friends and family can take turns playing and challenging one another. Players can publish their overall and individual game scores online and compare them with other SolSuite players around the world. The website offers downloads, screenshots, feature information, and updates for the game, as well as customer support and a free newsletter.

TreeCardGames also offers other Windows games, including MahJong Suite, Sudoku Up, Hearts Premium, Spades Premium, and Gin Rummy Premium, alongside free online games such as word search, checkers, and bubble shooter. SolSuite is presented as a feature-rich option for both casual play and score-based competition