Google Docs will show you a diff, but without your comments. They also don't have a live preview of what your changes will look like. It also takes a lot more c

Google Docs will show you a diff, but without your comments. They also don't have a live preview of what your changes will look like. It also takes a lot more clicks (and time) to generate the revision history. The overall point being that Google Docs does a lot more than I need. YMMV.