Hi Rene,

PC Reviver and Driver Reviver are completely different from each other in terms of usage and functionalities.

PC Reviver is a multi-purpose utility that will diagnose errors on your PC, safely repair them, and provide other maintenance and optimization recommendations.
It includes advanced diagnostic tools that will perform a comprehensive and complete scan to find problems with your PC. It will safely fix these problems and perform other optimizations to restore optimum performance and stability to your PC.

More details at http://www.reviverso...

Driver Reviver will scan your PC to identify out of date and obsolete drivers. Driver Reviver can quickly and easily update these drivers to restore optimum performance to your PC and its hardware and extend its life.

More details at http://www.reviverso...

You need to buy them separately for using their features.

For more information on the products, you can contact the support team by filling support request form at below link.

http://reviversoft.c...

I hope this helps.

Regards,
Lokesh