As with any coin, CoinPayments does charge a small fee per Grain transaction, but they are very low and fair : 0.50% (standard rate for every coin) + 0.0002 Grain (transaction fee), requiring 20 confirmations to complete the payment.
About JP Buntinx
JP Buntinx is a freelance writer active in the world of financial technologies. His work can be found all over the internet, and a complete portfolio is available at http://www.jpbuntinx.com. JP Is always open to new challenges and ideas.
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