KMS Activator Ultimate (full name: Windows KMS Activator Ultimate, WKAU for short) is an easy-to-use and safe-to-use (without any type of virus and no harmful effects to any system files) activator for Microsoft Windows Vista, 7, 8, 8.1 ,10 and Office 365/2010/2013/2016. Compared with similar tools, it’s a big file size.
Windows 10 Permanent Activator Ultimate, don’t be misled by its name, is not just an online activator that can retrieve MAK and Retail keys from different servers for Windows 10 all editions. In fact, it also supports activation to all editions of other Windows & Office. This includes Windows XP/Vista/7/8/8.1/10, Office 2010/2013/2016 and Windows Server 2008/2012/2016.