Microsoft Solitaire Collection
Microsoft Solitaire Collection is a free-to-play digital compilation of five solitaire card game variants—Klondike, FreeCell, Spider, TriPeaks, and Pyramid—developed primarily by Smoking Gun Interactive and published by Xbox Game Studios, first released for Windows on October 26, 2012.[1][2][3]
The collection succeeded earlier standalone Microsoft Solitaire implementations bundled with Windows operating systems since 1990, evolving to include modern features such as daily challenges, seasonal events, customizable themes, and integration with Xbox Live for achievements and cross-device progress syncing via Microsoft accounts.[4] Available on Windows, iOS, and Android platforms, it supports ad-free premium subscriptions to remove advertisements and unlock additional content.[5]
By 2016, the game had amassed over 100 million unique users, with approximately 55 million games played daily, underscoring its enduring appeal as one of the most accessible and widely engaged casual gaming experiences.[6]