How many computers can I use my individual membership on?

Your individual Creative Cloud license lets you install on any number of computers (Windows or Mac). After install you can activate (sign-in) on any two computers, and then use one computer at a time.

Install - You can install Creative Cloud applications on multiple computers, regardless of operating system.
Activate - You can activate Creative Cloud on up to two computers. 
Use - You can use the software on one computer at a time. 

For additional details please see:
https://helpx.adobe.com/download-install/using/install-apps-number-of-computers.html