Exchange Crypto to Crypto The easiest way to trade at all sizes Simultaneously, besides checking cryptocurrency prices, the CEX.IO mobile crypto broker app also enables you to trade crypto by placing limit orders. To do so, you need to: Beginners can benefit from the relative ease of buying and selling cryptocurrencies on Crypto.com, although it charges slightly next big crypto 2022 steeper fees than some competitors. The Crypto.com DeFi wallet allows users to store their crypto and earn rewards on their assets. Some cryptocurrency apps are wallets, meaning they can store your digital funds safely and securely. Wallets cannot help you buy crypto — at least not all wallets. Some crypto wallets have a built-in crypto exchange, meaning you can purchase crypto from the same app where you store it. In fact, some of the most popular crypto exchange apps also offer a built-in or standalone wallet app for you to use.