Full Collection/ Paid Kits: 100% Royalty Free this includes Major Placements, Beat Sales, etc.
For Major Placements only credits/mentions are required if you used a Full Sample, a Starter or a "at least 8-Bar Phrase" | But Still No Royalties.

Free Beta/ Free Kits: Full Samples and Starters are Not Royalty Free and proper Credits are required | Everything else inside the Free Kits (e.g Drums or One Shots) is Royalty Free and no need for Credits. But Royalties apply to 8-bar Phrases (or longer) again for Major Placements.