Quis? Pro is available only for registred users. See
Purchase Page for more information.
Quis? Lite
Quis? Lite is the light edition of Quis? Pro. Some features of Quis? Pro are not supported.
It doesn't support Search By IP Address.
It doesn't support searching for Possible Contacts.
It doesn't support copying, storing, and printing query result.
However, it is FREE and doesn't expire. If you don't need features above,
you don't need to purchase Quis? Pro. Quis? Lite is then a perfect gadget for you. Hope you like it.