AnyCount can do “on the fly” extraction and counting of files from .RAR archives, including archives protected with password.
Therefore, if you would like to calculate word counts of files in the archive (e.g., which you have just received from client), you do not need to extract them first. Just add archive to AnyCount as you usually add individual files and AnyCount will do the rest:
When counting of .RAR files is completed, you can: