That's a new and a stable tool. By Ratiborus, it's name is Ratiborus all-in-one KMS Tools, you can convert Windows 10 Retail license key to GVLK key (Volume License key) and then activate it using kms server. It's KMSpico best alternative, it's tested and scanned by me and it's clean.
Jan 13, 2018 - Mar 26, 2017. How to activate windows 7, 8, 8. Find out how to activate windows 7 windows 8 windows 8. To install a KMS key, type slmgr.vbs. Apr 27, 2017 - If you are using the install media from the VLSC it has the GVLK key built.
And as a bonus, you can download Office 2013/2016 x32 or x64 in any language you want, in online or offline mode then activate it with KMS tools from Ratiborus.