While for the Quicken version before 2018, there is a need to buy Quicken for Mac separately. If you are using Quicken version 2018 or later (in Windows), you don’t have to buy Quicken for Mac to convert the Quicken files from Windows OS to Macintosh. The users can convert accounts, transactions, reports, and many such things from Quicken Windows to Mac. However, the users still have to be quite particular while choosing the right steps to convert Quicken Windows to Mac. Converting Quicken Windows to Mac doesn’t sound too complicated as both have been developed by a common tech giant, Intuit Inc.