Zeroblock
Zeroblock is an informative cryptocurrency app, currently available via iOS and Android. It provides a streamlined black and white interface featuring a number of different kinds of information. It includes a news feed with real-time market data, price charts for various cryptocurrencies, as well as quotes from five top exchanges. Since it updates its blockchain-based information every ten minutes, it strives to provide users with extremely up-to-date information.
Coinbits
This app is available only for iOS and provides the current exchange rates from fiat currencies (including USD, EUR, CAD and many others) into a wide range of cryptocurrencies, from Bitcoin and Litecoin to DOGE. Additionally, it contains a real-time newsfeed, which users can consult for the latest cryptocurrency news. The app also exists in a wide number of languages, which is handy for international users.
Coin Ticker
Coin Ticker is an app available in both English and Simplified Chinese. It provides users with market information on Bitcoin and over a thousand other cryptocurrencies, including historical price charts going back more than a year. At the same time, the app also allows users to access their own portfolio (or even multiple portfolios) and allows them to see a gain/loss summary per portfolio.