Can I run Heavyocity products in the free Kontakt Player? Heavyocity Support April 27, 2017 22:09 Follow Yes, all of our Kontakt-based instruments can be run in the free version of Kontakt, available here. Related articles Do I need to own GRAVITY to use the Gravity Packs? How do I transfer my Kontakt libraries between computers? I’m not happy with my purchase. Can I get a refund? I recently purchased a product, then you had a sale! Can I get a refund? I purchased a product, but haven't received any download information. Where is it?