The software is a thin version of Windows and more suited for handheld devices. It still has not been released but it's in developer mode.
If you want to try out the software you will have to enable the Windows Insider Program on your system and sign up for the beta testing of Windows 10.
Link
If you want to try out the software you will have to enable the Windows Insider Program on your system and sign up for the beta testing of Windows 10.
Link
