Actions are self-explanatory, the two options cover most use cases, installation is easy, it acts quickly, and it's free. For large spreadsheets, going through and cropping will remove a lot of redundant cells and keep size down. Review collected by and hosted on G2.com.

The only thing it could do better is have an option to remove blank rows/columns within the "block" that is the data. Review collected by and hosted on G2.com.