SysInfoTools Software hereby strongly recommends users to evaluate PDF Restriction Remover tool before purchasing the licensed version. Users can download free demo version of this tool for evaluation purpose. Demo version of the tool contains all the functionalities and features. Using demo version, users can remove passwords as well as other restrictions from their PDF files. But the output PDF files will be saved with a watermark on them. This is the only limitation which can be removed by purchasing the license version.