This release is a billable upgrade!  

If you are currently running the full version of  OAK!Check! 5.5 and download this evaluation version, you will be replacing OAK!Check! 5.5 with OAK!Check! 6.0. You will receive a warning that your product key is invalid and you will need to purchase a new product key to access OAK!Check! 6.0.. If you have questions regarding upgrading please email support@oakpro.com or call (847)619-2000.