The activation key can be used for 1 PC.
Visio Pro 2016 key is Compatible with Windows 7 or later versions.
Why buying Visio Pro 2016 is your best choice:
Take advantage of flexible features that help you get started and make you more efficient and productive. Maintain project organization and tracking with 2016 project professionals. Easily create modern reports to measure progress and communicate project details effectively with the team and stakeholders.