Windows 10 Mobile is an edition of the Windows 10 OS developed by Microsoft and was released in 2015. It is an iteration of the Windows Phone product line and a successor to Windows Phone 8.1. Windows 10 Mobile is designed for use on smartphones and phablets running on ARM processor architectures
Windows 10 Mobile is an edition of the Windows 10 operating system developed by Microsoft. This edition of Windows 10 is a mobile operating system that succeeds Windows Phone 8.1 and is designed for smartphones, and small tablets under 8 inches in screen size, running on ARM as well as IA-32 processor architectures.
Windows 10 Mobile aims to provide a larger amount of synergy with its counterpart for personal computers, including more extensive synchronization of content, a new "universal" application ecosystem that will provide the ability to port apps developed for Windows 10 on PCs, Android, and iOS to the platform, as well as the capability to, on supported hardware, connect devices to an external display and utilize a "PC-like" interface with mouse and keyboard input support.
While general availability for Windows 10 on PC is set for July 29, 2015, Windows 10 Mobile is being developed at a slower pace than the PC version and will not be available at the same time.
Read more about Windows 10 Mobile in Wikipedia.