It is well known that Microsft entered the IoT race and invested big into its Azure IoT platform and also offers free of charge Windows 10 IoT Core operating system made to run on connected things like Raspberry Pi and similar. A quick video about it is here. Now, Microsoft released Windows IoT Core services that brings 10 years of OS support with device health monitoring so that anyone developing the hardware on Windows software can rest assured to have quite long support. However, this is no free of charge, during the preview phase the price is 15 cents per month and afterwards it is 30 cents per month per device. More information can be found here.