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PlayFab is a complete backend platform for live games with managed game services, real-time analytics, and LiveOps. Boost your revenue and increase player engagement while cutting costs. This topic provides a high-level overview of the PlayFab features.

PlayFab's backend services reduce the barriers to launch for game developers, offering both large and small studios cost-effective development solutions that scale with their games and help them engage, retain and monetize players. PlayFab enables developers to use the intelligent cloud to build and operate games, analyze gaming data and improve overall gaming experiences. The PlayFab platform is a natural complement to Azure for gaming (Visit azure.com/gaming for more info). Azure, with locations in 42 regions worldwide, provides world-class server infrastructure, allowing creators to focus on building great games with best-available global reach. For gamers, this leads to a higher, faster degree of innovation and better experiences.

Using PlayFab you can:

• Remove the challenges of building, managing, and running servers at scale with a complete back-end solution.
• Instantly scale dedicated multiplayer servers that deliver low latency and high reliability for real-time gameplay.
• Use multiple forms of built-in authentication to track players across devices.
• Quickly create leaderboards to more deeply engage players.
• Accelerate growth with economy services that let you create and track virtual currencies, manage stores of items, and process payments.

For more details, you could refer to: https://docs.microsoft.com/en-gb/gaming/playfab/what-is-playfab