Well, this has been a long time coming, but is going to be very welcome, i'm sure. A Windows app which will operate on the mobile system, whichever you use.

But, we also realize that many people use iPhones or Android phones, and we want them to enjoy some of their Windows experience and content while away from their Windows 10 PC. Regardless of the operating systems you choose across your devices – everything important to you should roam across the products you already own – including your phone.

A real challenge people face is figuring out how to make everything work together. That’s why we’re announcing a ‘Phone Companion’ app built-in to Windows 10, which will help you connect your Windows PC to whatever phone you own– whether it’s a Windows phone, Android phone, or iPhone. Microsoft Windows 10 Universal Apps For Android and iOS [blogs.windows.com]

When you launch the Phone Companion app on your PC, you pick which type of phone you own –Windows phone, Android phone, or iPhone. With a Windows phone, there’s nothing extra needed. But for an Android phone or iPhone you need to follow a few easy steps to get the right apps on your phone to make it work great in conjunction with your Windows 10 PC.