"NetXploreit Server" is licensed, however you can use it for 30 days
"NextXploreIt Monitoring tool" is free
Yes ,"NetXploreIt Monitoring Tool" is a stand-alone application and there is no dependency on the server to operate.
Yes, "NetXploreIt Viewer" is the distribution viewer for the generated documents from "NextXploreIt User Client"
No, "NetXploreIt Server" must installed on Ubuntu. however; not recommended; you can install "NetXploreIt User Client" and "NetXploreIt Admin Client" on the same Machine (under MacOS or Windows)
"NetXploreIt Admin Client" is used to configure the "NetXploreIt Server" but "NetXploreIt User Client" is to do all the fun. also to satisfy the role and security privilege requirements.
No conflict, both can be run on the same machine.