When comparing CrcCheckCopy vs DeltaWalker, the Slant community recommends CrcCheckCopy for most people. In the question“What are the best folder/file compare/diff tools for either OSX, Linux or Windows?” CrcCheckCopy is ranked 11th while DeltaWalker is ranked 17th. The most important reason people chose CrcCheckCopy is:
Files are scanned and their CRC32 hash is stored in a extra file. Using this file you can validate if another folder is identical with this one, even if the other folder is on an offline backup, like your dad's computer.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro You do not need concurrent access to the folders you are comparing
Files are scanned and their CRC32 hash is stored in a extra file. Using this file you can validate if another folder is identical with this one, even if the other folder is on an offline backup, like your dad's computer.
Pro Folder and file filtering
Easy to use rules for including or excluding folders and files from your folder comparisons.
Pro Cross platform
Works on Mac, Windows and Linux.
Pro Image comparison
2 & 3-way image comparisons with zooming & panning are available.
Pro 3-Way Text Merge
Pro Can compare remote directories
Can connect to remote folders via FTP, SFTP, FTPS, WebDAV, WebDAVS, Dropbox, and Google Drive.
Cons
Con No GUI
No GUI, so if you cannot handle the MacOS terminal or the Windows command prompt, there are other tools to use to compare folders.
Con Very slow
Folder comparisons can take an extremely long time to load compared to other diff tools.