什么是Windows的良好tar实用程序？

I use Cygwin regularly, but I have a need these days to extract tar.gz and tar.bz2 files on other people's Windows machines. They don't want Cygwin; they need a GUI. I've tried 7-zip, which some other people in our company were using, but 7-zip makes the braindead decision to require you to first uncompress a file to a new destination file, then untar the file, thus wasting time and disk space, and requiring extra actions on my part. And there's other things I don't like about its interface.I use Cygwin regularly, but I have a need these