I like that it is user friendly, easy to navigate through, has many options for customization and allows me to easily add my own keywords as well as other useful categories.
The fact that its free makes it an even better option than others we have tried in the past. There are some things about this tool which can be improved though - adding more content types would be helpful, also having the ability to export data with links or csv could improve how you can use this tool.
This software really