Microsoft has released a best tool to input in Indian Languages in any application in Microsoft Windows.
Best Utility to type Tamil in Windows
After Windows 7, Windows 10 will be a most successful version of Windows.
Also, Microsoft wants to keep all the users on the same version which is Windows 10. So, this time upgrade is free to all the users who has Windows 7, Windows 8 & Windows 8.1
Windows 8 is released with touch screen users in mind.