Is this a subscription or a one-time payment? John May 08, 2019 14:46 It’s a one-time payment. Once you buy HIIT., you won’t be charged again at any point and you’ll have it for good! Related articles What payment methods do you accept? How long will I have access to HIIT for? What equipment do I need access to? I struggle with my relationship with food / body image but still want to lose fat. Will this guide help? What are the benefits of training with Cut.?