Yes you can use any of our effects (the free ones as well as the full packs) for ANY project. There are no restrictions for usage rights.
The only restrictions are that you CANNOT sell, rent, lease, distribute, trade, host, or otherwise exploit our products in any commercial or non-commercial manner. Please keep our effects off of torrent sites, don’t send them to your friends, and don’t modify or recreate our effects and sell them as your own.