If you are up for more of a challenge, Armory is a good choice for those requiring the highest possible security, and the original Bitcoin-Qt client is also trusted and worth learning how to use. This section will aim to answer some of the most common questions related to cryptocurrency wallets. Fee on transactions is similar to other bitcoin wallets depending on the size of the transaction set by bitcoin network. No doubt, this has the potential to save many investors headaches in the future. Electrum Electrum is a software wallet that enables you to set up a strong level of security very quickly.