Hi Nils,

You can take a note of the below products from Reviversoft and their features.

PC Reviver
It 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
It will scan your PC to identify out of date and obsolete drivers.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...

Registry Reviver 
It will scan your Windows registry for problems. Registry Reviver can repair, maintain and optimize your registry to restore optimum efficiency and effectiveness to it, and to your PC.

Security Reviver
It will scan your PC and identify security threats and vulnerabilities.
Security Reviver can quickly and safely remove these threats and prevent
them from reoccurring.
More details at http://www.reviverso...

You need to buy them separately for using their features.

If you want to try Reviversoft products like Driver Reviver as a free tool to quickly scan your PC to identify out of date and obsolete drivers, then you can download the free, trial version of Driver Reviver and use it but for limited functionality such as showing the outdated drivers in your PC.

The free, trial version allows you to perform a full system scan to see if there are any driver updates available for your computer.

You can only use the features are which are present in the free trial, for using more features you need to unlock them by buying the product.

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