CoinExchange is another low-cost exchange with most fees pegged at 0. However, despite all the rumors and stereotypes that cryptocurrencies are a threat to banks, Bitcoin-friendly banks are getting more and more common enabling people buying BTC with a bank account as a method of payment. We may receive compensation when you use Bitpanda. USAA is Coinbase-friendly and it allows Coinbase users to check their bitcoin balances from their apps and have invested in the exchange. Coinbase charges a variable percentage fee of one percent for U.