If you are specifically looking for version 10, it was highly regarded for several "firsts" in Mac-Windows integration: Review: Parallels Desktop 10 - The IT Nerd
Once you have a valid key, you can find official download links for legacy versions on the Parallels Knowledge Base . Key Features of Version 10 buy parallels desktop 10
Buying today is primarily a legacy need, as the software was originally released in 2014. While the official Parallels Online Store only sells the latest versions (currently version 26 as of early 2026), you can still obtain and activate version 10 through specific methods. How to "Buy" and Use Parallels Desktop 10 If you are specifically looking for version 10,