You can purchase coins the following ways:

Website Recharge link:  https://www.livuchat.com/payment

Fast Recharge link: https://www.codashop.com/international（Available for Africa, Americas, Middle East, Southeast Asia, South Asia, other). The process is : select the country > find LivU-enter your correct ID > select recharge > select payment > enter an email address (If you would like a receipt of the purchase ) > Buy now!