The ‘best’ online broker is really a subjective concept. Based on the different needs, constraints and preferences of different investors, a specific online brokerage may be more attractive than another. Some considerations to think about when making a selection include what type of assets you can purchase through the brokerage, on which stock market you intend to trade and how much money you will be investing. You can use Hardbacon's online brokerages comparison tool to find the best brokerage for your needs.