Upgrade version 9 to 10 free?

[VladimirN]

• "Upgrade to PTC Mathcad Prime 10": https://www.mathcad.com/en/try-and-buy/upgrade 
• "[Knowledge Hub] Mathcad/Mathcad Prime - Upgrade": https://www.ptc.com/en/support/article/CS367348 
• "Upgrade from Mathcad 8.0 to 9.0": https://community.ptc.com/t5/Mathcad-Installation/Upgrade-from-Mathcad-8-0-to-9-0/td-p/869687 

[BenLoosli]

If you are under a subscription or active maintenance plan it is.

Student or commercial version, it makes a difference..