Yes, all workouts are actually free. No, F3 is not part of any particular religion.F3 is formed by men of all creeds, and holds that every man should believe in something greater than himself. THE MISSIONThe Mission of F3 is to plant, grow & serve small workout groups for men, for the invigoration of male community leadership. Click HERE for more info about F3 from F3Nation.com Every F3 location is fully independent, created by men living in the local area.F3nation.com is a central website that promotes the growth & integrity of the F3 vision, and provides resources to local leaders.