I've attached the full video to this short.
1 - Clipping allows you to get louder masters with less noticable pumping and ducking of your final limiter
2 - Saturation can increase the fullness/power and the detail in your mix if you dial it in a little
Kraftur has a 14 day free trial which I have linked in the full video and here:
https://www.soundtheory.com/kraftur