Microsoft has released a new app called Files through which Windows Phone users can access and manage files stored on their devices. For now the app is compatible only with the Windows Phone 8.1, which is available in newer Windows Phone devices like Lumia 630. However, a developer version of Windows Phone 8.1 can be downloaded on all devices that currently run Windows Phone 8. Microsoft is also working to provide official Windows Phone 8.1 update to all devices running Windows Phone 8. Files app is free and is available from the Windows Phone app store.