Robinhood - Free stock trading service.
Quicken - Stay in control of your monthly cash flows, budgets, and expenditures. Quicken provides a navigable interface where you can organize your debit, credit, and savings, and build good habits accordingly.
Trigger Finance - IFTTT for the stock market
Money Manager Ex - Money Manager Ex is a free, open-source, cross-platform, easy-to-use personal finance software.
SysGears Grain Framework - The simplest way to start investing.
Buxfer - Online tools for personal finance, budgeting, and bill reminders. Split bills and IOUs with friends and roommates.