You should obtain your Ranger software from your check scanning application vendor. Only they know which version(s) of Ranger their application was tested with.

A Ranger product key will be required to activate each Ranger license after your Ranger software is installed.  Canon scanners are exceptions.  A product key is not required to unlock Ranger on new Canon CR-series models.

If your scanning application vendor does not provide Ranger license keys with their software, you can purchase Ranger license keys from one of our Ranger resellers: