You will be able to own number of different cryptocurrency portfolios, and the most part of them will be kept offline, in a safe.

Quite safe, so! An all-in-one version can even gather all the portfolios of all cryptocurrencies available on the site (Monero, Bancor, XDN, Ardor, Steem, Dash, Bitcoin, Tether, Dogecoin, Lisk, Ethereum, Bytecoin, Zcash, FantomCoin and others)