There is no difference in functionality, except for the fact that the portable version does not support saving the checksums to file. It also requires a modern installation of the PortableApps.org software. Nevertheless, it's still a good idea to save the states of the program before exiting, so that you can easily re-open it later from the installation folder.

Compare received files against a specified reference by calculating their checksums

UltraCompare is a file search, comparison and antivirus tool 6add127376 millhapp
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