PC WorkBreak has 64-bit version, and 32 & 64-bit applications in ONE copy.
As you see, on PC WorkBreak homepage, there is a saying like this: "32 and 64-bit applications in ONE copy".
Maybe you cannot fully understand its meaning, this article will tell you that.
There is ONLY ONE copy of PC WorkBreak program.
This copy of PC WorkBreak can work on 32-bit Windows OS, at this time, it is a pure 32-bit application.
This copy of PC WorkBreak can work on 64-bit Windows OS, at this time, it is a pure 64-bit application (not the 64-bit compatible 32-bit program). About this, please see the flowing screenshot.
So, PC WorkBreak is flexible, can work on 32/64-bit Windows, on 32-bit Windows, it is a pure 32-bit application, and on 64-bit Windows, it is a pure 64-bit program.