Our website provides a free download of RioDVD 3.0.1. This free software was originally developed by RioSoft. The software is included in Multimedia Tools.
From the developer:
RioDVD is a full featured and easy to use DVD player integrating all functions of a standard DVD player.
You may want to check out more software, such as RioDVD Region Free Player, which might be similar to RioDVD.