What is TPlanz?

[Your Boss]: I need you to prioritize this project [You]: Shoot, this is really going to screw up my teams timeline [Boss]: I need to know what projects are going to slip and their new timelines [You (5 seconds later)]: Sure, just made the change in TPlanz, here's the new timeline with new completion dates. --- Rapidly try different scenarios to keep up with the ever changing requirements of project planning. No tasks, only high level planning.