Air Photo Server is the free server component, companion to Air Photo on iPhone or iPod Touch, and Insta Camera on iPhone.It enables direct wireless printing from iPhone over local wifi network.Currently, to print from iPhone or iPod Touch, you will need Air Photo ($2.99) or Insta Camera (free) installed. More apps (both paid and free) are developed for both iPhone and other SmartPhone platforms to take advantage of this technology. The server is always free.There is a separate installer for 64-bit Windows. Air Photo Server is also available for Mac OS X Leopard.