5. American Express

You can mobilize your Card membership with the American Express App for Android. Paying your bill, checking your balance, viewing pending charges and recent transactions, managing multiple Card accounts, redeeming Membership Rewards points, these all can be easily done from your phone. All access and usage of this app is subjected to and governed by End User License Agreement, Website Rules & Regulations and Privacy Statement.

6. StockTwits

StockTwits is an information service provider for investments. It is an open, community-powered idea. Users can snoop on traders and investors and also contribute to the conversation to build their reputation as savvy market wizards. StockTwits takes financial related data and structures it by stock, user, reputation, etc. It uses Twitter as the content production platform.

One great quality of StockTwits is that it has the ability to add stocks and save them to your own portfolio and limit the conversation around it to your most trusted sources. You can also watch whole stream or create your own filters. The site also aggregates ‘buzz’ and discussion around individual stocks, which is one of the unique features of StockTwits.