Basically it is always better, if on Windows x64 use the corresponding x64 version of the program.
I have tested NonCompressibleFiles on Win x64 with the x64 version and x32, here is only a small speed advantage in the x64 version, when create non compressible files.
So, the speed advantage is already measurable, but not really crucial for the use of 64-Bit NonCompressibleFiles version!
It is easy to change the national language in the Non-Compressible-Files APP for MS Windows OS, or to translate it into a new one 1. Changing the language
The answer is very simple, you can compress the not compressible files that were created with NonCompressibleFiles with 7-zip and with other compression
From the NonCompressibleFiles program, there are no restrictions on the file size of not compressible and maximum compressible files However, there are limitations
It is quite easy to create millions or billions of files as long as there is enough space on the hard disk and the SSD has no errors There were some deliveries
It is easy to change the national language in the Non-Compressible-Files APP for MS Windows OS, or to translate it into a new one 1. Changing the language