What methods of payment can I use? Alyson July 02, 2020 04:58 Updated We accept payment by Visa, MasterCard and American Express on the website. Please contact us at support@NuCalm.com to inquire about payments via PayPal or automatic bank transfer. Related articles Do you offer payment plans? Is there a trial period for NuCalm? How do I transfer my app when I purchase a new phone? What is the difference between NuCalm and other apps or devices in the market? How much are import duties for international orders?