DirDiff will allow you to compare two folders and find the similarities and differences in no time. Folder comparing tool for discovering differences between directories.

DirDiff also has a 'drop handle' to drop files or directories on from the shell. Open the drop handle from the main menu, or start DirDiff.exe with the "/H" command-line option. Either drop two items together, or drop one item first and then the other to compare with.

The license of this software is Freeware, you can free download and free use this file compare software.