You may find too Google results answers above. You please surf about what is called ypto banking. It so simply bitcoin or other altcoin wallet it symbolize.
You will find the many online wallet is Google play store itself tolry to install a blockchain or coinbase wallet. That will be best option initially. Then later you will find the any desktop or hardware to keep your fund safety.
Technically if we have to define it briefly I guess based on my research and as mentioned of lots of forum talks here cypto banking is an investment platform just like with digital currency that we are holding right now. So that means if you have the freedom of choosing what's the best options to earn huge profit, well crypto banking is the right choice to have. That includes you token stored in your private wallets, and by the time you decided to sell an asset you can immediately trade what you have in your holdings.