My card was charged twice by Coinlufi (coinlufi.com) on the same day. I had to dispute it with my bank. Coinlufi (coinlufi.com) then froze my account and said I had a negative balance because of the chargeback. They created the problem and then punished me for it.
Pros: Real-time alerts|Good analytical tools|Smooth onboarding
Cons: Wish they had more educational resources